56739696 has 80 divisors (see below), whose sum is σ = 159989760. Its totient is φ = 17222400.

The previous prime is 56739691. The next prime is 56739707. The reversal of 56739696 is 69693765.

56739696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56739691) 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 15 ways as a sum of consecutive naturals, for example, 48721 + ... + 49871.

It is an arithmetic number, because the mean of its divisors is an integer number (1999872).

Almost surely, 2^56739696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56739696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79994880).

56739696 is an abundant number, since it is smaller than the sum of its proper divisors (103250064).

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

56739696 is a wasteful number, since it uses less digits than its factorization.

56739696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254 (or 1248 counting only the distinct ones).

The product of its digits is 1837080, while the sum is 51.

The square root of 56739696 is about 7532.5756551129. The cubic root of 56739696 is about 384.2633826746.

The spelling of 56739696 in words is "fifty-six million, seven hundred thirty-nine thousand, six hundred ninety-six".