316885684 has 6 divisors (see below), whose sum is σ = 554549954. Its totient is φ = 158442840.

The previous prime is 316885643. The next prime is 316885693. The reversal of 316885684 is 486588613.

It can be written as a sum of positive squares in only one way, i.e., 288048784 + 28836900 = 16972^2 + 5370^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39610707 + ... + 39610714.

Almost surely, 2^316885684 is an apocalyptic number.

It is an amenable number.

316885684 is a deficient number, since it is larger than the sum of its proper divisors (237664270).

316885684 is a wasteful number, since it uses less digits than its factorization.

316885684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79221425 (or 79221423 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 49.

The square root of 316885684 is about 17801.2832121732. The cubic root of 316885684 is about 681.7642222100.

The spelling of 316885684 in words is "three hundred sixteen million, eight hundred eighty-five thousand, six hundred eighty-four".