252865516 has 12 divisors (see below), whose sum is σ = 445485600. Its totient is φ = 125583920.

The previous prime is 252865513. The next prime is 252865523. The reversal of 252865516 is 615568252.

It is not an unprimeable number, because it can be changed into a prime (252865513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211540 + ... + 212731.

It is an arithmetic number, because the mean of its divisors is an integer number (37123800).

Almost surely, 2^252865516 is an apocalyptic number.

It is an amenable number.

252865516 is a deficient number, since it is larger than the sum of its proper divisors (192620084).

252865516 is a wasteful number, since it uses less digits than its factorization.

252865516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424424 (or 424422 counting only the distinct ones).

The product of its digits is 144000, while the sum is 40.

The square root of 252865516 is about 15901.7456903322. The cubic root of 252865516 is about 632.3582697324.

The spelling of 252865516 in words is "two hundred fifty-two million, eight hundred sixty-five thousand, five hundred sixteen".