742 = 2 x 7 x 53.
742 is a decagonal number.
742 is the maximum number of regions into which 38 lines divide a plane.
742 is the smallest number that is one more than triple its reverse: 742 = 3 x 247 + 1.
742 is the eighth Keith number.
GJ 742 (Gliese-Jahreiss 742) is a white dwarf star located about 43 light years from Earth in the constellation Draco.
