56559722 has 4 divisors (see below), whose sum is σ = 84839586. Its totient is φ = 28279860.

The previous prime is 56559719. The next prime is 56559739. The reversal of 56559722 is 22795565.

56559722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 52983841 + 3575881 = 7279^2 + 1891^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 56559722.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14139929 + ... + 14139932.

Almost surely, 2^56559722 is an apocalyptic number.

56559722 is a deficient number, since it is larger than the sum of its proper divisors (28279864).

56559722 is a wasteful number, since it uses less digits than its factorization.

56559722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28279863.

The product of its digits is 189000, while the sum is 41.

The square root of 56559722 is about 7520.6197882887. The cubic root of 56559722 is about 383.8566676072.

The spelling of 56559722 in words is "fifty-six million, five hundred fifty-nine thousand, seven hundred twenty-two".