317172066 has 16 divisors (see below), whose sum is σ = 651489024. Its totient is φ = 102866544.

The previous prime is 317172061. The next prime is 317172071. The reversal of 317172066 is 660271713.

It is an interprime number because it is at equal distance from previous prime (317172061) and next prime (317172071).

It is not an unprimeable number, because it can be changed into a prime (317172061) 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, 714130 + ... + 714573.

It is an arithmetic number, because the mean of its divisors is an integer number (40718064).

Almost surely, 2^317172066 is an apocalyptic number.

317172066 is an abundant number, since it is smaller than the sum of its proper divisors (334316958).

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

317172066 is a wasteful number, since it uses less digits than its factorization.

317172066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428745.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 317172066 is about 17809.3252539225. The cubic root of 317172066 is about 681.9695393785.

The spelling of 317172066 in words is "three hundred seventeen million, one hundred seventy-two thousand, sixty-six".