56422571 has 4 divisors (see below), whose sum is σ = 59392200. Its totient is φ = 53452944.

The previous prime is 56422549. The next prime is 56422589. The reversal of 56422571 is 17522465.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56422571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56422771) 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, 1484786 + ... + 1484823.

It is an arithmetic number, because the mean of its divisors is an integer number (14848050).

Almost surely, 2^56422571 is an apocalyptic number.

56422571 is a deficient number, since it is larger than the sum of its proper divisors (2969629).

56422571 is a wasteful number, since it uses less digits than its factorization.

56422571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2969628.

The product of its digits is 16800, while the sum is 32.

The square root of 56422571 is about 7511.4959229171. The cubic root of 56422571 is about 383.5461466499.

The spelling of 56422571 in words is "fifty-six million, four hundred twenty-two thousand, five hundred seventy-one".