252664316 has 12 divisors (see below), whose sum is σ = 442310232. Its totient is φ = 126289968.

The previous prime is 252664301. The next prime is 252664351. The reversal of 252664316 is 613466252.

It is a happy number.

It is a congruent number.

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, 5711 + ... + 23193.

It is an arithmetic number, because the mean of its divisors is an integer number (36859186).

Almost surely, 2^252664316 is an apocalyptic number.

It is an amenable number.

252664316 is a deficient number, since it is larger than the sum of its proper divisors (189645916).

252664316 is a wasteful number, since it uses less digits than its factorization.

252664316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21100 (or 21098 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The square root of 252664316 is about 15895.4180819505. The cubic root of 252664316 is about 632.1905069815.

The spelling of 252664316 in words is "two hundred fifty-two million, six hundred sixty-four thousand, three hundred sixteen".