56573001 has 6 divisors (see below), whose sum is σ = 81716570. Its totient is φ = 37715328.

The previous prime is 56572987. The next prime is 56573009. The reversal of 56573001 is 10037565.

56573001 is a `hidden beast` number, since 5 + 657 + 3 + 0 + 0 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 44876601 + 11696400 = 6699^2 + 3420^2 .

It is not a de Polignac number, because 56573001 - 2⁵ = 56572969 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (56573009) 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, 3142936 + ... + 3142953.

Almost surely, 2^56573001 is an apocalyptic number.

It is an amenable number.

56573001 is a deficient number, since it is larger than the sum of its proper divisors (25143569).

56573001 is a wasteful number, since it uses less digits than its factorization.

56573001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6285895 (or 6285892 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 27.

The square root of 56573001 is about 7521.5025759485. The cubic root of 56573001 is about 383.8867056723.

The spelling of 56573001 in words is "fifty-six million, five hundred seventy-three thousand, one".