56037996 has 72 divisors (see below), whose sum is σ = 164353280. Its totient is φ = 15767136.

The previous prime is 56037991. The next prime is 56038007. The reversal of 56037996 is 69973065.

56037996 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 (56037991) 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 23 ways as a sum of consecutive naturals, for example, 15225 + ... + 18543.

Almost surely, 2^56037996 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 56037996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82176640).

56037996 is an abundant number, since it is smaller than the sum of its proper divisors (108315284).

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

56037996 is a wasteful number, since it uses less digits than its factorization.

56037996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3403 (or 3398 counting only the distinct ones).

The product of its (nonzero) digits is 306180, while the sum is 45.

The square root of 56037996 is about 7485.8530576014. The cubic root of 56037996 is about 382.6727452459.

The spelling of 56037996 in words is "fifty-six million, thirty-seven thousand, nine hundred ninety-six".