316762985 has 16 divisors (see below), whose sum is σ = 473910912. Its totient is φ = 197462400.

The previous prime is 316762981. The next prime is 316762993. The reversal of 316762985 is 589267613.

It is not a de Polignac number, because 316762985 - 2² = 316762981 is a prime.

It is a super-2 number, since 2×316762985² = 200677577332220450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (316762981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 410996 + ... + 411765.

It is an arithmetic number, because the mean of its divisors is an integer number (29619432).

Almost surely, 2^316762985 is an apocalyptic number.

316762985 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

316762985 is a deficient number, since it is larger than the sum of its proper divisors (157147927).

316762985 is a wasteful number, since it uses less digits than its factorization.

316762985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822784.

The product of its digits is 544320, while the sum is 47.

The square root of 316762985 is about 17797.8365258253. The cubic root of 316762985 is about 681.6762171958.

The spelling of 316762985 in words is "three hundred sixteen million, seven hundred sixty-two thousand, nine hundred eighty-five".