56672573 has 8 divisors (see below), whose sum is σ = 59728800. Its totient is φ = 53623728.

The previous prime is 56672563. The next prime is 56672579. The reversal of 56672573 is 37527665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56672573 - 2¹² = 56668477 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56672573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56672579) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21818 + ... + 24276.

It is an arithmetic number, because the mean of its divisors is an integer number (7466100).

Almost surely, 2^56672573 is an apocalyptic number.

It is an amenable number.

56672573 is a deficient number, since it is larger than the sum of its proper divisors (3056227).

56672573 is a wasteful number, since it uses less digits than its factorization.

56672573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3691.

The product of its digits is 264600, while the sum is 41.

The square root of 56672573 is about 7528.1188221228. The cubic root of 56672573 is about 384.1117951586. Note that the first 3 decimals are identical.

The spelling of 56672573 in words is "fifty-six million, six hundred seventy-two thousand, five hundred seventy-three".