56653744 has 80 divisors (see below), whose sum is σ = 134118400. Its totient is φ = 22643712.

The previous prime is 56653739. The next prime is 56653757. The reversal of 56653744 is 44735665.

56653744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Its product of digits (302400) is a multiple of the sum of its prime factors (450).

It is a junction number, because it is equal to n+sod(n) for n = 56653697 and 56653706.

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 in 15 ways as a sum of consecutive naturals, for example, 167944 + ... + 168280.

It is an arithmetic number, because the mean of its divisors is an integer number (1676480).

Almost surely, 2^56653744 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 56653744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67059200).

56653744 is an abundant number, since it is smaller than the sum of its proper divisors (77464656).

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

56653744 is a wasteful number, since it uses less digits than its factorization.

56653744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450 (or 444 counting only the distinct ones).

The product of its digits is 302400, while the sum is 40.

The square root of 56653744 is about 7526.8681402028. The cubic root of 56653744 is about 384.0692511099.

It can be divided in two parts, 5665 and 3744, that added together give a square (9409 = 97²).

The spelling of 56653744 in words is "fifty-six million, six hundred fifty-three thousand, seven hundred forty-four".