252311368 has 32 divisors (see below), whose sum is σ = 495331200. Its totient is φ = 120328768.

The previous prime is 252311363. The next prime is 252311407. The reversal of 252311368 is 863113252.

It is a super-2 number, since 2×252311368² = 127322052844062848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (252311363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12705 + ... + 25807.

It is an arithmetic number, because the mean of its divisors is an integer number (15479100).

Almost surely, 2^252311368 is an apocalyptic number.

It is an amenable number.

252311368 is a deficient number, since it is larger than the sum of its proper divisors (243019832).

252311368 is a wasteful number, since it uses less digits than its factorization.

252311368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13221 (or 13217 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 252311368 is about 15884.3120090232. The cubic root of 252311368 is about 631.8959998180.

The spelling of 252311368 in words is "two hundred fifty-two million, three hundred eleven thousand, three hundred sixty-eight".