264904 has 8 divisors (see below), whose sum is σ = 496710. Its totient is φ = 132448.

The previous prime is 264899. The next prime is 264919. The reversal of 264904 is 409462.

It can be written as a sum of positive squares in only one way, i.e., 248004 + 16900 = 498^2 + 130^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

264904 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16549 + ... + 16564.

2²⁶⁴⁹⁰⁴ is an apocalyptic number.

It is an amenable number.

264904 is a deficient number, since it is larger than the sum of its proper divisors (231806).

264904 is a wasteful number, since it uses less digits than its factorization.

264904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33119 (or 33115 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 264904 is about 514.6882551603. The cubic root of 264904 is about 64.2238256822.

The spelling of 264904 in words is "two hundred sixty-four thousand, nine hundred four".