56188500 has 96 divisors (see below), whose sum is σ = 167311872. Its totient is φ = 14646400.

The previous prime is 56188499. The next prime is 56188507. The reversal of 56188500 is 588165.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56188507) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70102 + ... + 70898.

It is an arithmetic number, because the mean of its divisors is an integer number (1742832).

Almost surely, 2^56188500 is an apocalyptic number.

56188500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56188500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83655936).

56188500 is an abundant number, since it is smaller than the sum of its proper divisors (111123372).

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

56188500 is a wasteful number, since it uses less digits than its factorization.

56188500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 866 (or 854 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 33.

The square root of 56188500 is about 7495.8988787203. The cubic root of 56188500 is about 383.0150266676.

The spelling of 56188500 in words is "fifty-six million, one hundred eighty-eight thousand, five hundred".