317712 has 20 divisors (see below), whose sum is σ = 820880. Its totient is φ = 105888.

The previous prime is 317711. The next prime is 317717. The reversal of 317712 is 217713.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 317712.

It is not an unprimeable number, because it can be changed into a prime (317711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3262 + ... + 3357.

It is an arithmetic number, because the mean of its divisors is an integer number (41044).

2³¹⁷⁷¹² is an apocalyptic number.

It is an amenable number.

317712 is an abundant number, since it is smaller than the sum of its proper divisors (503168).

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

317712 is a wasteful number, since it uses less digits than its factorization.

317712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6630 (or 6624 counting only the distinct ones).

The product of its digits is 294, while the sum is 21.

The square root of 317712 is about 563.6594716671. The cubic root of 317712 is about 68.2356300839.

Subtracting from 317712 its reverse (217713), we obtain a palindrome (99999).

The spelling of 317712 in words is "three hundred seventeen thousand, seven hundred twelve", and thus it is an iban number.