56689024 has 64 divisors (see below), whose sum is σ = 130233600. Its totient is φ = 24076800.

The previous prime is 56689013. The next prime is 56689051. The reversal of 56689024 is 42098665.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135087 + ... + 135505.

It is an arithmetic number, because the mean of its divisors is an integer number (2034900).

Almost surely, 2^56689024 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 56689024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65116800).

56689024 is an abundant number, since it is smaller than the sum of its proper divisors (73544576).

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

56689024 is a wasteful number, since it uses less digits than its factorization.

56689024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591 (or 579 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 56689024 is about 7529.2113796865. The cubic root of 56689024 is about 384.1489584134.

The spelling of 56689024 in words is "fifty-six million, six hundred eighty-nine thousand, twenty-four".