56213248 has 144 divisors (see below), whose sum is σ = 146513920. Its totient is φ = 20901888.

The previous prime is 56213243. The next prime is 56213251. The reversal of 56213248 is 84231265.

56213248 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 (56213243) 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, 442561 + ... + 442687.

Almost surely, 2^56213248 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 56213248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73256960).

56213248 is an abundant number, since it is smaller than the sum of its proper divisors (90300672).

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

56213248 is a wasteful number, since it uses less digits than its factorization.

56213248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182 (or 168 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 56213248 is about 7497.5494663256. The cubic root of 56213248 is about 383.0712508925.

The spelling of 56213248 in words is "fifty-six million, two hundred thirteen thousand, two hundred forty-eight".