323130956 has 12 divisors (see below), whose sum is σ = 590065392. Its totient is φ = 154540848.

The previous prime is 323130947. The next prime is 323130971. The reversal of 323130956 is 659031323.

It is a super-2 number, since 2×323130956² = 208827229450947872, which contains 22 as substring.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

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, 1756055 + ... + 1756238.

It is an arithmetic number, because the mean of its divisors is an integer number (49172116).

Almost surely, 2^323130956 is an apocalyptic number.

It is an amenable number.

323130956 is a deficient number, since it is larger than the sum of its proper divisors (266934436).

323130956 is a wasteful number, since it uses less digits than its factorization.

323130956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3512320 (or 3512318 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 32.

The square root of 323130956 is about 17975.8436797832. The cubic root of 323130956 is about 686.2139172559.

The spelling of 323130956 in words is "three hundred twenty-three million, one hundred thirty thousand, nine hundred fifty-six".