56236320 has 216 divisors, whose sum is σ = 223518204. Its totient is φ = 12837888.

The previous prime is 56236319. The next prime is 56236343. The reversal of 56236320 is 2363265.

56236320 is a `hidden beast` number, since 5 + 6 + 23 + 632 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 55890576 + 345744 = 7476^2 + 588^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 70162 + ... + 70958.

Almost surely, 2^56236320 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 56236320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111759102).

56236320 is an abundant number, since it is smaller than the sum of its proper divisors (167281884).

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

56236320 is a wasteful number, since it uses less digits than its factorization.

56236320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832 (or 814 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 56236320 is about 7499.0879445437. The cubic root of 56236320 is about 383.1236526028.

Adding to 56236320 its reverse (2363265), we get a palindrome (58599585).

The spelling of 56236320 in words is "fifty-six million, two hundred thirty-six thousand, three hundred twenty".