632904 has 16 divisors (see below), whose sum is σ = 1582320. Its totient is φ = 210960.

The previous prime is 632897. The next prime is 632911. The reversal of 632904 is 409236.

It is an interprime number because it is at equal distance from previous prime (632897) and next prime (632911).

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 26371 = 632904 / (6 + 3 + 2 + 9 + 0 + 4).

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13162 + ... + 13209.

It is an arithmetic number, because the mean of its divisors is an integer number (98895).

2⁶³²⁹⁰⁴ is an apocalyptic number.

It is an amenable number.

632904 is an abundant number, since it is smaller than the sum of its proper divisors (949416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

632904 is a wasteful number, since it uses less digits than its factorization.

632904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26380 (or 26376 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 632904 is about 795.5526381076. The cubic root of 632904 is about 85.8577059221.

The spelling of 632904 in words is "six hundred thirty-two thousand, nine hundred four".