316692685 has 4 divisors (see below), whose sum is σ = 380031228. Its totient is φ = 253354144.

The previous prime is 316692667. The next prime is 316692697. The reversal of 316692685 is 586296613.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 140493609 + 176199076 = 11853^2 + 13274^2 .

It is a cyclic number.

It is not a de Polignac number, because 316692685 - 2⁵ = 316692653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31669264 + ... + 31669273.

It is an arithmetic number, because the mean of its divisors is an integer number (95007807).

Almost surely, 2^316692685 is an apocalyptic number.

It is an amenable number.

316692685 is a deficient number, since it is larger than the sum of its proper divisors (63338543).

316692685 is an equidigital number, since it uses as much as digits as its factorization.

316692685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63338542.

The product of its digits is 466560, while the sum is 46.

The square root of 316692685 is about 17795.8614570916. The cubic root of 316692685 is about 681.6257847632.

The spelling of 316692685 in words is "three hundred sixteen million, six hundred ninety-two thousand, six hundred eighty-five".