407

407 = 11 x 37.

407 is a divisor of 100³ - 1.

407 is the maximum number of regions into which 28 lines divide the plane.

407 is the largest number that is the sum of the cubes of its digits: 407 = 4³ + 0³ + 7³. It is a narcissistic number.

407 = (7 - 3)³ + 7³.

407 is 1515 in base 6.

407 is the sum of three consecutive primes: 407 = 131 + 137 + 139.

Source: Number Gossip