316996986 has 8 divisors (see below), whose sum is σ = 633993984. Its totient is φ = 105665660.

The previous prime is 316996963. The next prime is 316996991. The reversal of 316996986 is 689699613.

It is a sphenic number, since it is the product of 3 distinct primes.

316996986 is an admirable 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, 26416410 + ... + 26416421.

It is an arithmetic number, because the mean of its divisors is an integer number (79249248).

Almost surely, 2^316996986 is an apocalyptic number.

316996986 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

316996986 is a wasteful number, since it uses less digits than its factorization.

316996986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52832836.

The product of its digits is 3779136, while the sum is 57.

The square root of 316996986 is about 17804.4091730110. The cubic root of 316996986 is about 681.8440331564.

The spelling of 316996986 in words is "three hundred sixteen million, nine hundred ninety-six thousand, nine hundred eighty-six".