56612340 has 36 divisors (see below), whose sum is σ = 171724644. Its totient is φ = 15096576.

The previous prime is 56612333. The next prime is 56612351. The reversal of 56612340 is 4321665.

56612340 is a `hidden beast` number, since 5 + 6 + 612 + 3 + 40 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 20684304 + 35928036 = 4548^2 + 5994^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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 a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 157077 + ... + 157436.

It is an arithmetic number, because the mean of its divisors is an integer number (4770129).

Almost surely, 2^56612340 is an apocalyptic number.

It is an amenable number.

56612340 is an abundant number, since it is smaller than the sum of its proper divisors (115112304).

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

56612340 is a wasteful number, since it uses less digits than its factorization.

56612340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314528 (or 314523 counting only the distinct ones).

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

The square root of 56612340 is about 7524.1172239672. The cubic root of 56612340 is about 383.9756657757.

It can be divided in two parts, 5661 and 2340, that added together give a triangular number (8001 = T₁₂₆).

The spelling of 56612340 in words is "fifty-six million, six hundred twelve thousand, three hundred forty".