315479394 has 16 divisors (see below), whose sum is σ = 701065440. Its totient is φ = 105159780.

The previous prime is 315479383. The next prime is 315479413. The reversal of 315479394 is 493974513.

It is a Curzon 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, 2921052 + ... + 2921159.

It is an arithmetic number, because the mean of its divisors is an integer number (43816590).

Almost surely, 2^315479394 is an apocalyptic number.

315479394 is an abundant number, since it is smaller than the sum of its proper divisors (385586046).

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

315479394 is a wasteful number, since it uses less digits than its factorization.

315479394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5842222 (or 5842216 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The square root of 315479394 is about 17761.7396107476. The cubic root of 315479394 is about 680.7542049940.

The spelling of 315479394 in words is "three hundred fifteen million, four hundred seventy-nine thousand, three hundred ninety-four".