56474451 has 18 divisors (see below), whose sum is σ = 89665940. Its totient is φ = 34226280.

The previous prime is 56474443. The next prime is 56474477. The reversal of 56474451 is 15447465.

56474451 is a `hidden beast` number, since 5 + 647 + 4 + 4 + 5 + 1 = 666.

It is not a de Polignac number, because 56474451 - 2³ = 56474443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56474491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 24841 + ... + 27018.

Almost surely, 2^56474451 is an apocalyptic number.

56474451 is a deficient number, since it is larger than the sum of its proper divisors (33191489).

56474451 is a wasteful number, since it uses less digits than its factorization.

56474451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51887 (or 51873 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 56474451 is about 7514.9485028176. The cubic root of 56474451 is about 383.6636662764.

The spelling of 56474451 in words is "fifty-six million, four hundred seventy-four thousand, four hundred fifty-one".