312612056 has 16 divisors (see below), whose sum is σ = 591627240. Its totient is φ = 154844800.

The previous prime is 312612043. The next prime is 312612059. The reversal of 312612056 is 650216213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312612059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181745 + ... + 183456.

Almost surely, 2^312612056 is an apocalyptic number.

It is an amenable number.

312612056 is a deficient number, since it is larger than the sum of its proper divisors (279015184).

312612056 is a wasteful number, since it uses less digits than its factorization.

312612056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365314 (or 365310 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 312612056 is about 17680.8386678913. The cubic root of 312612056 is about 678.6855055972.

Adding to 312612056 its reverse (650216213), we get a palindrome (962828269).

The spelling of 312612056 in words is "three hundred twelve million, six hundred twelve thousand, fifty-six".