264075564 has 24 divisors (see below), whose sum is σ = 620883648. Its totient is φ = 87352720.

The previous prime is 264075557. The next prime is 264075601. The reversal of 264075564 is 465570462.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82422 + ... + 85565.

It is an arithmetic number, because the mean of its divisors is an integer number (25870152).

Almost surely, 2^264075564 is an apocalyptic number.

It is an amenable number.

264075564 is an abundant number, since it is smaller than the sum of its proper divisors (356808084).

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

264075564 is a wasteful number, since it uses less digits than its factorization.

264075564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168125 (or 168123 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 39.

The square root of 264075564 is about 16250.4019642592. The cubic root of 264075564 is about 641.5680657474.

The spelling of 264075564 in words is "two hundred sixty-four million, seventy-five thousand, five hundred sixty-four".