740

740 = 2 x 2 x 5 x 37.

740 has two representations as a sum of two squares: 740 = 8² + 26² = 16² + 22².

740 is the number of self-avoiding walks of length 8.

740 is 3232 in base 8 and 345 in base 15.

740 is a hypotenuse for which there exist four distinct integer triangles (A084648).

Source: What's Special About This Number?