312775068 has 48 divisors (see below), whose sum is σ = 763015680. Its totient is φ = 99532224.

The previous prime is 312775051. The next prime is 312775079. The reversal of 312775068 is 860577213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228121 + ... + 229487.

It is an arithmetic number, because the mean of its divisors is an integer number (15896160).

Almost surely, 2^312775068 is an apocalyptic number.

It is an amenable number.

312775068 is an abundant number, since it is smaller than the sum of its proper divisors (450240612).

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

312775068 is a wasteful number, since it uses less digits than its factorization.

312775068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2226 (or 2224 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 39.

The square root of 312775068 is about 17685.4479162955. The cubic root of 312775068 is about 678.8034522716.

The spelling of 312775068 in words is "three hundred twelve million, seven hundred seventy-five thousand, sixty-eight".