315192772 has 12 divisors (see below), whose sum is σ = 556943296. Its totient is φ = 156066120.

The previous prime is 315192743. The next prime is 315192799. The reversal of 315192772 is 277291513.

315192772 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 382104 + ... + 382927.

Almost surely, 2^315192772 is an apocalyptic number.

It is an amenable number.

315192772 is a deficient number, since it is larger than the sum of its proper divisors (241750524).

315192772 is a wasteful number, since it uses less digits than its factorization.

315192772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765138 (or 765136 counting only the distinct ones).

The product of its digits is 26460, while the sum is 37.

The square root of 315192772 is about 17753.6692545513. The cubic root of 315192772 is about 680.5479810105.

The spelling of 315192772 in words is "three hundred fifteen million, one hundred ninety-two thousand, seven hundred seventy-two".