264432604 has 18 divisors (see below), whose sum is σ = 478173192. Its totient is φ = 127949400.

The previous prime is 264432601. The next prime is 264432629. The reversal of 264432604 is 406234462.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264432601) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30552 + ... + 38239.

Almost surely, 2^264432604 is an apocalyptic number.

It is an amenable number.

264432604 is a deficient number, since it is larger than the sum of its proper divisors (213740588).

264432604 is a wasteful number, since it uses less digits than its factorization.

264432604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68857 (or 68824 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

The square root of 264432604 is about 16261.3838279527. The cubic root of 264432604 is about 641.8570768436.

The spelling of 264432604 in words is "two hundred sixty-four million, four hundred thirty-two thousand, six hundred four".