56312136 has 24 divisors (see below), whose sum is σ = 152512230. Its totient is φ = 18770688.

The previous prime is 56312131. The next prime is 56312141. The reversal of 56312136 is 63121365.

56312136 is a `hidden beast` number, since 5 + 631 + 21 + 3 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (56312131) and next prime (56312141).

It can be written as a sum of positive squares in only one way, i.e., 56160036 + 152100 = 7494^2 + 390^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (56312131) 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 5 ways as a sum of consecutive naturals, for example, 390985 + ... + 391128.

Almost surely, 2^56312136 is an apocalyptic number.

It is an amenable number.

56312136 is an abundant number, since it is smaller than the sum of its proper divisors (96200094).

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

56312136 is a wasteful number, since it uses less digits than its factorization.

56312136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782125 (or 782118 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 56312136 is about 7504.1412566662. The cubic root of 56312136 is about 383.2957469553.

The spelling of 56312136 in words is "fifty-six million, three hundred twelve thousand, one hundred thirty-six".