56822500 has 120 divisors (see below), whose sum is σ = 151151616. Its totient is φ = 18240000.

The previous prime is 56822477. The next prime is 56822501. The reversal of 56822500 is 522865.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (56822501) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 297405 + ... + 297595.

Almost surely, 2^56822500 is an apocalyptic number.

56822500 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 56822500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75575808).

56822500 is an abundant number, since it is smaller than the sum of its proper divisors (94329116).

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

56822500 is a wasteful number, since it uses less digits than its factorization.

56822500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 56822500 is about 7538.0700447794. The cubic root of 56822500 is about 384.4502188264.

The spelling of 56822500 in words is "fifty-six million, eight hundred twenty-two thousand, five hundred".