252366864 has 40 divisors (see below), whose sum is σ = 655737792. Its totient is φ = 83633280.

The previous prime is 252366841. The next prime is 252366889. The reversal of 252366864 is 468663252.

It is a happy number.

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, 6892 + ... + 23499.

Almost surely, 2^252366864 is an apocalyptic number.

252366864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

252366864 is an abundant number, since it is smaller than the sum of its proper divisors (403370928).

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

252366864 is a wasteful number, since it uses less digits than its factorization.

252366864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30575 (or 30569 counting only the distinct ones).

The product of its digits is 414720, while the sum is 42.

The square root of 252366864 is about 15886.0587937978. The cubic root of 252366864 is about 631.9423250258.

The spelling of 252366864 in words is "two hundred fifty-two million, three hundred sixty-six thousand, eight hundred sixty-four".