56445633 has 16 divisors (see below), whose sum is σ = 83966400. Its totient is φ = 37476000.

The previous prime is 56445619. The next prime is 56445659. The reversal of 56445633 is 33654465.

56445633 is a `hidden beast` number, since 5 + 644 + 5 + 6 + 3 + 3 = 666.

56445633 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56445633 - 2⁸ = 56445377 is a prime.

It is a super-2 number, since 2×56445633² = 6372218969541378, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56445733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2613 + ... + 10941.

It is an arithmetic number, because the mean of its divisors is an integer number (5247900).

Almost surely, 2^56445633 is an apocalyptic number.

It is an amenable number.

56445633 is a deficient number, since it is larger than the sum of its proper divisors (27520767).

56445633 is a wasteful number, since it uses less digits than its factorization.

56445633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8589 (or 8583 counting only the distinct ones).

The product of its digits is 129600, while the sum is 36.

The square root of 56445633 is about 7513.0308797449. The cubic root of 56445633 is about 383.5983960495.

The spelling of 56445633 in words is "fifty-six million, four hundred forty-five thousand, six hundred thirty-three".