1426

1426 = 2 x 23 x 31.

1426 is the number of integer partitions of 42 into distinct parts.

1426 is a pentagonal number.

1426 is the smallest number n such that the sum of the divisors of n equals the product of the squares of the digits of n: 1 + 2 + 23 + 31 + 46 + 62 + 713 + 1426 = 2304 = 1² x 4² x 2² x 6².

1426 is 474 in base 18.

1426 is the sum of the totient function for the first 68 integers.

Source: Number Gossip