56442727 has 4 divisors (see below), whose sum is σ = 61573896. Its totient is φ = 51311560.

The previous prime is 56442719. The next prime is 56442731. The reversal of 56442727 is 72724465.

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 56442727 - 2³ = 56442719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56448727) 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, 2565568 + ... + 2565589.

It is an arithmetic number, because the mean of its divisors is an integer number (15393474).

Almost surely, 2^56442727 is an apocalyptic number.

56442727 is a deficient number, since it is larger than the sum of its proper divisors (5131169).

56442727 is a wasteful number, since it uses less digits than its factorization.

56442727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5131168.

The product of its digits is 94080, while the sum is 37.

The square root of 56442727 is about 7512.8374799406. The cubic root of 56442727 is about 383.5918129829.

The spelling of 56442727 in words is "fifty-six million, four hundred forty-two thousand, seven hundred twenty-seven".