312565116 has 12 divisors (see below), whose sum is σ = 729318632. Its totient is φ = 104188368.

The previous prime is 312565109. The next prime is 312565133. The reversal of 312565116 is 611565213.

312565116 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 13023535 + ... + 13023558.

Almost surely, 2^312565116 is an apocalyptic number.

It is an amenable number.

312565116 is an abundant number, since it is smaller than the sum of its proper divisors (416753516).

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

312565116 is a wasteful number, since it uses less digits than its factorization.

312565116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26047100 (or 26047098 counting only the distinct ones).

The product of its digits is 5400, while the sum is 30.

The square root of 312565116 is about 17679.5111923379. The cubic root of 312565116 is about 678.6515347467.

The spelling of 312565116 in words is "three hundred twelve million, five hundred sixty-five thousand, one hundred sixteen".