317003992 has 8 divisors (see below), whose sum is σ = 594382500. Its totient is φ = 158501992.

The previous prime is 317003977. The next prime is 317004019. The reversal of 317003992 is 299300713.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19812742 + ... + 19812757.

Almost surely, 2^317003992 is an apocalyptic number.

It is an amenable number.

317003992 is a deficient number, since it is larger than the sum of its proper divisors (277378508).

317003992 is a wasteful number, since it uses less digits than its factorization.

317003992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39625505 (or 39625501 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 34.

The square root of 317003992 is about 17804.6059209408. The cubic root of 317003992 is about 681.8490563000.

The spelling of 317003992 in words is "three hundred seventeen million, three thousand, nine hundred ninety-two".