313340392 has 8 divisors (see below), whose sum is σ = 587513250. Its totient is φ = 156670192.

The previous prime is 313340387. The next prime is 313340407. The reversal of 313340392 is 293043313.

It can be written as a sum of positive squares in only one way, i.e., 267453316 + 45887076 = 16354^2 + 6774^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 313340392.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19583767 + ... + 19583782.

Almost surely, 2^313340392 is an apocalyptic number.

It is an amenable number.

313340392 is a deficient number, since it is larger than the sum of its proper divisors (274172858).

313340392 is a wasteful number, since it uses less digits than its factorization.

313340392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39167555 (or 39167551 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 28.

The square root of 313340392 is about 17701.4234455876. The cubic root of 313340392 is about 679.2121729521.

The spelling of 313340392 in words is "three hundred thirteen million, three hundred forty thousand, three hundred ninety-two".