56340612 has 18 divisors (see below), whose sum is σ = 142416638. Its totient is φ = 18780192.

The previous prime is 56340577. The next prime is 56340619. The reversal of 56340612 is 21604365.

56340612 is a `hidden beast` number, since 5 + 6 + 3 + 40 + 612 = 666.

It can be written as a sum of positive squares in only one way, i.e., 56340036 + 576 = 7506^2 + 24^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (56340619) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 782473 + ... + 782544.

Almost surely, 2^56340612 is an apocalyptic number.

It is an amenable number.

56340612 is an abundant number, since it is smaller than the sum of its proper divisors (86076026).

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

56340612 is a wasteful number, since it uses less digits than its factorization.

56340612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1565027 (or 1565022 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 56340612 is about 7506.0383692065. The cubic root of 56340612 is about 383.3603445785.

Adding to 56340612 its reverse (21604365), we get a palindrome (77944977).

The spelling of 56340612 in words is "fifty-six million, three hundred forty thousand, six hundred twelve".