316336645 has 8 divisors (see below), whose sum is σ = 379825560. Its totient is φ = 252921600.

The previous prime is 316336637. The next prime is 316336673. The reversal of 316336645 is 546633613.

It can be written as a sum of positive squares in 4 ways, for example, as 7491169 + 308845476 = 2737^2 + 17574^2 .

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

It is not a de Polignac number, because 316336645 - 2³ = 316336637 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8560 + ... + 26569.

It is an arithmetic number, because the mean of its divisors is an integer number (47478195).

Almost surely, 2^316336645 is an apocalyptic number.

It is an amenable number.

316336645 is a deficient number, since it is larger than the sum of its proper divisors (63488915).

316336645 is a wasteful number, since it uses less digits than its factorization.

316336645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36935.

The product of its digits is 116640, while the sum is 37.

The square root of 316336645 is about 17785.8551945078. The cubic root of 316336645 is about 681.3702509719.

The spelling of 316336645 in words is "three hundred sixteen million, three hundred thirty-six thousand, six hundred forty-five".