317250864 has 80 divisors (see below), whose sum is σ = 1040727040. Its totient is φ = 90642240.

The previous prime is 317250859. The next prime is 317250881. The reversal of 317250864 is 468052713.

It is a super-2 number, since 2×317250864² = 201296221417492992, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49432 + ... + 55479.

It is an arithmetic number, because the mean of its divisors is an integer number (13009088).

Almost surely, 2^317250864 is an apocalyptic number.

It is an amenable number.

317250864 is an abundant number, since it is smaller than the sum of its proper divisors (723476176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

317250864 is a wasteful number, since it uses less digits than its factorization.

317250864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104935 (or 104923 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 317250864 is about 17811.5373845157. The cubic root of 317250864 is about 682.0260107095.

The spelling of 317250864 in words is "three hundred seventeen million, two hundred fifty thousand, eight hundred sixty-four".