312311204 has 12 divisors (see below), whose sum is σ = 570307584. Its totient is φ = 149366184.

The previous prime is 312311183. The next prime is 312311239. The reversal of 312311204 is 402113213.

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, 1697252 + ... + 1697435.

It is an arithmetic number, because the mean of its divisors is an integer number (47525632).

Almost surely, 2^312311204 is an apocalyptic number.

It is an amenable number.

312311204 is a deficient number, since it is larger than the sum of its proper divisors (257996380).

312311204 is a wasteful number, since it uses less digits than its factorization.

312311204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3394714 (or 3394712 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 312311204 is about 17672.3287656155. The cubic root of 312311204 is about 678.4677176352.

Adding to 312311204 its reverse (402113213), we get a palindrome (714424417).

The spelling of 312311204 in words is "three hundred twelve million, three hundred eleven thousand, two hundred four".