264823872 has 28 divisors (see below), whose sum is σ = 700680336. Its totient is φ = 88274560.

The previous prime is 264823859. The next prime is 264823883. The reversal of 264823872 is 278328462.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 689454 + ... + 689837.

Almost surely, 2^264823872 is an apocalyptic number.

It is an amenable number.

264823872 is an abundant number, since it is smaller than the sum of its proper divisors (435856464).

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

264823872 is a wasteful number, since it uses less digits than its factorization.

264823872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379306 (or 1379296 counting only the distinct ones).

The product of its digits is 258048, while the sum is 42.

The square root of 264823872 is about 16273.4099684117. The cubic root of 264823872 is about 642.1734956803.

The spelling of 264823872 in words is "two hundred sixty-four million, eight hundred twenty-three thousand, eight hundred seventy-two".