316965406 has 4 divisors (see below), whose sum is σ = 475448112. Its totient is φ = 158482702.

The previous prime is 316965367. The next prime is 316965431. The reversal of 316965406 is 604569613.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 604569613 = 89 ⋅6792917.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 79241350 + ... + 79241353.

It is an arithmetic number, because the mean of its divisors is an integer number (118862028).

Almost surely, 2^316965406 is an apocalyptic number.

316965406 is a deficient number, since it is larger than the sum of its proper divisors (158482706).

316965406 is a wasteful number, since it uses less digits than its factorization.

316965406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158482705.

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 316965406 is about 17803.5222919511. The cubic root of 316965406 is about 681.8213900918.

The spelling of 316965406 in words is "three hundred sixteen million, nine hundred sixty-five thousand, four hundred six".