317996 has 24 divisors (see below), whose sum is σ = 653856. Its totient is φ = 132480.

The previous prime is 317987. The next prime is 318001. The reversal of 317996 is 699713.

It is a super-2 number, since 2×317996² = 202242912032, which contains 22 as substring.

It is an unprimeable number.

317996 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1010 + ... + 1286.

It is an arithmetic number, because the mean of its divisors is an integer number (27244).

2³¹⁷⁹⁹⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 317996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326928).

317996 is an abundant number, since it is smaller than the sum of its proper divisors (335860).

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

317996 is a wasteful number, since it uses less digits than its factorization.

317996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329 (or 327 counting only the distinct ones).

The product of its digits is 10206, while the sum is 35.

The square root of 317996 is about 563.9113405492. The cubic root of 317996 is about 68.2559557747.

The spelling of 317996 in words is "three hundred seventeen thousand, nine hundred ninety-six".