317031664 has 20 divisors (see below), whose sum is σ = 614648656. Its totient is φ = 158412672.

The previous prime is 317031641. The next prime is 317031667. The reversal of 317031664 is 466130713.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (317031667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22972 + ... + 34084.

Almost surely, 2^317031664 is an apocalyptic number.

It is an amenable number.

317031664 is a deficient number, since it is larger than the sum of its proper divisors (297616992).

317031664 is a wasteful number, since it uses less digits than its factorization.

317031664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12904 (or 12898 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 317031664 is about 17805.3830062709. The cubic root of 317031664 is about 681.8688957747.

The spelling of 317031664 in words is "three hundred seventeen million, thirty-one thousand, six hundred sixty-four".