315996 has 24 divisors (see below), whose sum is σ = 781200. Its totient is φ = 99072.

The previous prime is 315977. The next prime is 316003. The reversal of 315996 is 699513.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 571 + ... + 978.

It is an arithmetic number, because the mean of its divisors is an integer number (32550).

2³¹⁵⁹⁹⁶ is an apocalyptic number.

It is an amenable number.

315996 is an abundant number, since it is smaller than the sum of its proper divisors (465204).

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

315996 is a wasteful number, since it uses less digits than its factorization.

315996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1573 (or 1571 counting only the distinct ones).

The product of its digits is 7290, while the sum is 33.

The square root of 315996 is about 562.1352150506. The cubic root of 315996 is about 68.1125586797.

The spelling of 315996 in words is "three hundred fifteen thousand, nine hundred ninety-six".