56733573 has 16 divisors (see below), whose sum is σ = 86256576. Its totient is φ = 32858880.

The previous prime is 56733557. The next prime is 56733623. The reversal of 56733573 is 37533765.

It is not a de Polignac number, because 56733573 - 2⁴ = 56733557 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56733973) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42123 + ... + 43448.

It is an arithmetic number, because the mean of its divisors is an integer number (5391036).

Almost surely, 2^56733573 is an apocalyptic number.

It is an amenable number.

56733573 is a deficient number, since it is larger than the sum of its proper divisors (29523003).

56733573 is a wasteful number, since it uses less digits than its factorization.

56733573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85604.

The product of its digits is 198450, while the sum is 39.

The square root of 56733573 is about 7532.1692094642. The cubic root of 56733573 is about 384.2495597282.

The spelling of 56733573 in words is "fifty-six million, seven hundred thirty-three thousand, five hundred seventy-three".