317173972 has 12 divisors (see below), whose sum is σ = 556841376. Its totient is φ = 158076440.

The previous prime is 317173963. The next prime is 317173999. The reversal of 317173972 is 279371713.

317173972 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 126238 + ... + 128725.

It is an arithmetic number, because the mean of its divisors is an integer number (46403448).

Almost surely, 2^317173972 is an apocalyptic number.

It is an amenable number.

317173972 is a deficient number, since it is larger than the sum of its proper divisors (239667404).

317173972 is a wasteful number, since it uses less digits than its factorization.

317173972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255278 (or 255276 counting only the distinct ones).

The product of its digits is 55566, while the sum is 40.

The square root of 317173972 is about 17809.3787651338. The cubic root of 317173972 is about 681.9709054418.

The spelling of 317173972 in words is "three hundred seventeen million, one hundred seventy-three thousand, nine hundred seventy-two".