56625573 has 4 divisors (see below), whose sum is σ = 75500768. Its totient is φ = 37750380.

The previous prime is 56625533. The next prime is 56625587. The reversal of 56625573 is 37552665.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 56625573 - 2⁶ = 56625509 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56625523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9437593 + ... + 9437598.

It is an arithmetic number, because the mean of its divisors is an integer number (18875192).

Almost surely, 2^56625573 is an apocalyptic number.

It is an amenable number.

56625573 is a deficient number, since it is larger than the sum of its proper divisors (18875195).

56625573 is a wasteful number, since it uses less digits than its factorization.

56625573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18875194.

The product of its digits is 189000, while the sum is 39.

The square root of 56625573 is about 7524.9965448497. The cubic root of 56625573 is about 384.0055812448.

The spelling of 56625573 in words is "fifty-six million, six hundred twenty-five thousand, five hundred seventy-three".