264664804 has 6 divisors (see below), whose sum is σ = 463163414. Its totient is φ = 132332400.

The previous prime is 264664793. The next prime is 264664819. The reversal of 264664804 is 408466462.

It can be written as a sum of positive squares in only one way, i.e., 225000000 + 39664804 = 15000^2 + 6298^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33083097 + ... + 33083104.

Almost surely, 2^264664804 is an apocalyptic number.

It is an amenable number.

264664804 is a deficient number, since it is larger than the sum of its proper divisors (198498610).

264664804 is a wasteful number, since it uses less digits than its factorization.

264664804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66166205 (or 66166203 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 40.

The square root of 264664804 is about 16268.5218750813. The cubic root of 264664804 is about 642.0448948460.

The spelling of 264664804 in words is "two hundred sixty-four million, six hundred sixty-four thousand, eight hundred four".