316866338 has 4 divisors (see below), whose sum is σ = 475299510. Its totient is φ = 158433168.

The previous prime is 316866313. The next prime is 316866373. The reversal of 316866338 is 833668613.

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

It can be written as a sum of positive squares in only one way, i.e., 185695129 + 131171209 = 13627^2 + 11453^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79216583 + ... + 79216586.

Almost surely, 2^316866338 is an apocalyptic number.

316866338 is a deficient number, since it is larger than the sum of its proper divisors (158433172).

316866338 is a wasteful number, since it uses less digits than its factorization.

316866338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158433171.

The product of its digits is 373248, while the sum is 44.

The square root of 316866338 is about 17800.7398160863. The cubic root of 316866338 is about 681.7503479332.

The spelling of 316866338 in words is "three hundred sixteen million, eight hundred sixty-six thousand, three hundred thirty-eight".