312167404 has 12 divisors (see below), whose sum is σ = 553987728. Its totient is φ = 153885200.

The previous prime is 312167393. The next prime is 312167423. The reversal of 312167404 is 404761213.

312167404 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, 549307 + ... + 549874.

It is an arithmetic number, because the mean of its divisors is an integer number (46165644).

Almost surely, 2^312167404 is an apocalyptic number.

It is an amenable number.

312167404 is a deficient number, since it is larger than the sum of its proper divisors (241820324).

312167404 is a wasteful number, since it uses less digits than its factorization.

312167404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099256 (or 1099254 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 312167404 is about 17668.2597898039. The cubic root of 312167404 is about 678.3635708372.

The spelling of 312167404 in words is "three hundred twelve million, one hundred sixty-seven thousand, four hundred four".