56361672 has 48 divisors (see below), whose sum is σ = 153014940. Its totient is φ = 18741888.

The previous prime is 56361637. The next prime is 56361719. The reversal of 56361672 is 27616365.

56361672 is a `hidden beast` number, since 5 + 636 + 16 + 7 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 51926436 + 4435236 = 7206^2 + 2106^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an alternating number because its digits alternate between odd and even.

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, 43498 + ... + 44774.

Almost surely, 2^56361672 is an apocalyptic number.

It is an amenable number.

56361672 is an abundant number, since it is smaller than the sum of its proper divisors (96653268).

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

56361672 is a wasteful number, since it uses less digits than its factorization.

56361672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1902 (or 1895 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 56361672 is about 7507.4411086601. The cubic root of 56361672 is about 383.4081050531.

The spelling of 56361672 in words is "fifty-six million, three hundred sixty-one thousand, six hundred seventy-two".