56673573 has 16 divisors (see below), whose sum is σ = 83481600. Its totient is φ = 33911280.

The previous prime is 56673559. The next prime is 56673581. The reversal of 56673573 is 37537665.

It is not a de Polignac number, because 56673573 - 2⁴ = 56673557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56673503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8263 + ... + 13476.

It is an arithmetic number, because the mean of its divisors is an integer number (5217600).

Almost surely, 2^56673573 is an apocalyptic number.

It is an amenable number.

56673573 is a deficient number, since it is larger than the sum of its proper divisors (26808027).

56673573 is a wasteful number, since it uses less digits than its factorization.

56673573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21832.

The product of its digits is 396900, while the sum is 42.

The square root of 56673573 is about 7528.1852394850. The cubic root of 56673573 is about 384.1140543910.

The spelling of 56673573 in words is "fifty-six million, six hundred seventy-three thousand, five hundred seventy-three".