56422547 has 4 divisors (see below), whose sum is σ = 56585496. Its totient is φ = 56259600.

The previous prime is 56422543. The next prime is 56422549. The reversal of 56422547 is 74522465.

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

It is a cyclic number.

It is not a de Polignac number, because 56422547 - 2² = 56422543 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56422543) 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, 80954 + ... + 81647.

It is an arithmetic number, because the mean of its divisors is an integer number (14146374).

Almost surely, 2^56422547 is an apocalyptic number.

56422547 is a deficient number, since it is larger than the sum of its proper divisors (162949).

56422547 is a wasteful number, since it uses less digits than its factorization.

56422547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162948.

The product of its digits is 67200, while the sum is 35.

The square root of 56422547 is about 7511.4943253656. The cubic root of 56422547 is about 383.5460922680.

The spelling of 56422547 in words is "fifty-six million, four hundred twenty-two thousand, five hundred forty-seven".