56650356 has 72 divisors (see below), whose sum is σ = 167678784. Its totient is φ = 15788160.

The previous prime is 56650351. The next prime is 56650379. The reversal of 56650356 is 65305665.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 56650356.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56650351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7591 + ... + 13073.

It is an arithmetic number, because the mean of its divisors is an integer number (2328872).

Almost surely, 2^56650356 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 56650356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83839392).

56650356 is an abundant number, since it is smaller than the sum of its proper divisors (111028428).

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

56650356 is a wasteful number, since it uses less digits than its factorization.

56650356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5541 (or 5536 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 36.

The square root of 56650356 is about 7526.6430764319. The cubic root of 56650356 is about 384.0615949371.

The spelling of 56650356 in words is "fifty-six million, six hundred fifty thousand, three hundred fifty-six".