264456630 has 64 divisors (see below), whose sum is σ = 742348800. Its totient is φ = 66808800.

The previous prime is 264456617. The next prime is 264456659. The reversal of 264456630 is 36654462.

264456630 is a `hidden beast` number, since 2 + 64 + 4 + 566 + 30 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20646 + ... + 30905.

It is an arithmetic number, because the mean of its divisors is an integer number (11599200).

Almost surely, 2^264456630 is an apocalyptic number.

264456630 is an abundant number, since it is smaller than the sum of its proper divisors (477892170).

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

264456630 is a wasteful number, since it uses less digits than its factorization.

264456630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51586 (or 51580 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The square root of 264456630 is about 16262.1225551894. The cubic root of 264456630 is about 641.8765156859.

The spelling of 264456630 in words is "two hundred sixty-four million, four hundred fifty-six thousand, six hundred thirty".