When its certificate of incorporation has been approved and recorded, the corporation shall have all powers conferred upon corporations by section 33-647 and shall have the same power to mortgage or pledge its real and personal estate and to issue promissory notes or other evidences of indebtedness as have corporations having capital stock. Any such corporation may purchase or otherwise acquire, hold, own, sell, transfer or pledge, or guarantee the payment of dividends or interest on, or the retirement or redemption of, shares of the capital stock or bonds of any association or corporation engaged in the warehousing, handling or marketing of any of the products handled by the corporation; establish reserves and invest the funds thereof in such manner as it deems advisable or as may be provided in the bylaws; and exercise all powers, rights and privileges necessary or incidental to the purposes for which the corporation is formed or to the activities in which it is engaged.