56206224 has 100 divisors (see below), whose sum is σ = 168044800. Its totient is φ = 18118080.

The previous prime is 56206223. The next prime is 56206247. The reversal of 56206224 is 42260265.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56206223) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 39477 + ... + 40875.

It is an arithmetic number, because the mean of its divisors is an integer number (1680448).

Almost surely, 2^56206224 is an apocalyptic number.

56206224 is a gapful number since it is divisible by the number (54) 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 56206224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84022400).

56206224 is an abundant number, since it is smaller than the sum of its proper divisors (111838576).

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

56206224 is a wasteful number, since it uses less digits than its factorization.

56206224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450 (or 1435 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 56206224 is about 7497.0810319750. The cubic root of 56206224 is about 383.0552949590.

Adding to 56206224 its reverse (42260265), we get a palindrome (98466489).

The spelling of 56206224 in words is "fifty-six million, two hundred six thousand, two hundred twenty-four".