402

402 = 2 x 3 x 67. As the product of three distinct primes, 402 is a sphenic number.

402 is the number of graphs with eight vertices and nine edges.

402 is 123 in base 19.

The digit 3 occurs in the 402nd position in the decimal expansion of pi.

402 is the telephone area code for Omaha, Nebraska.

Source: What's Special About This Number?