252137164 has 12 divisors (see below), whose sum is σ = 444715264. Its totient is φ = 125075664.

The previous prime is 252137161. The next prime is 252137173. The reversal of 252137164 is 461731252.

It is not an unprimeable number, because it can be changed into a prime (252137161) 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, 247659 + ... + 248674.

Almost surely, 2^252137164 is an apocalyptic number.

It is an amenable number.

252137164 is a deficient number, since it is larger than the sum of its proper divisors (192578100).

252137164 is a wasteful number, since it uses less digits than its factorization.

252137164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496464 (or 496462 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The square root of 252137164 is about 15878.8275385811. The cubic root of 252137164 is about 631.7505391314.

The spelling of 252137164 in words is "two hundred fifty-two million, one hundred thirty-seven thousand, one hundred sixty-four".