56561026 has 8 divisors (see below), whose sum is σ = 84873744. Its totient is φ = 28269780.

The previous prime is 56561003. The next prime is 56561027. The reversal of 56561026 is 62016565.

56561026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (56561027) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 6241 + ... + 12331.

It is an arithmetic number, because the mean of its divisors is an integer number (10609218).

Almost surely, 2^56561026 is an apocalyptic number.

56561026 is a deficient number, since it is larger than the sum of its proper divisors (28312718).

56561026 is a wasteful number, since it uses less digits than its factorization.

56561026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10736.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 56561026 is about 7520.7064827714. The cubic root of 56561026 is about 383.8596175583.

The spelling of 56561026 in words is "fifty-six million, five hundred sixty-one thousand, twenty-six".