317399916 has 24 divisors (see below), whose sum is σ = 740888064. Its totient is φ = 105758800.

The previous prime is 317399893. The next prime is 317399923. The reversal of 317399916 is 619993713.

317399916 = 2064² + 2065² + ... + 2135².

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, 56641 + ... + 61991.

It is an arithmetic number, because the mean of its divisors is an integer number (30870336).

Almost surely, 2^317399916 is an apocalyptic number.

It is an amenable number.

317399916 is an abundant number, since it is smaller than the sum of its proper divisors (423488148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

317399916 is a wasteful number, since it uses less digits than its factorization.

317399916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10301 (or 10299 counting only the distinct ones).

The product of its digits is 275562, while the sum is 48.

The square root of 317399916 is about 17815.7210350858. The cubic root of 317399916 is about 682.1328046658.

The spelling of 317399916 in words is "three hundred seventeen million, three hundred ninety-nine thousand, nine hundred sixteen".