312074056 has 16 divisors (see below), whose sum is σ = 668730240. Its totient is φ = 133746000.

The previous prime is 312074053. The next prime is 312074057. The reversal of 312074056 is 650470213.

It is a super-2 number, since 2×312074056² = 194780432856582272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (312074053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2786320 + ... + 2786431.

It is an arithmetic number, because the mean of its divisors is an integer number (41795640).

Almost surely, 2^312074056 is an apocalyptic number.

It is an amenable number.

312074056 is an abundant number, since it is smaller than the sum of its proper divisors (356656184).

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

312074056 is a wasteful number, since it uses less digits than its factorization.

312074056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5572764 (or 5572760 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 312074056 is about 17665.6179059777. The cubic root of 312074056 is about 678.2959466556.

The spelling of 312074056 in words is "three hundred twelve million, seventy-four thousand, fifty-six".