56616726 has 16 divisors (see below), whose sum is σ = 116886528. Its totient is φ = 18263400.

The previous prime is 56616709. The next prime is 56616733. The reversal of 56616726 is 62761665.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152010 + ... + 152381.

It is an arithmetic number, because the mean of its divisors is an integer number (7305408).

Almost surely, 2^56616726 is an apocalyptic number.

56616726 is an abundant number, since it is smaller than the sum of its proper divisors (60269802).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56616726 is a wasteful number, since it uses less digits than its factorization.

56616726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304427.

The product of its digits is 90720, while the sum is 39.

The square root of 56616726 is about 7524.4086810858. The cubic root of 56616726 is about 383.9855815984.

The spelling of 56616726 in words is "fifty-six million, six hundred sixteen thousand, seven hundred twenty-six".