22559136 has 96 divisors (see below), whose sum is σ = 65536128. Its totient is φ = 6758400.

The previous prime is 22559087. The next prime is 22559149. The reversal of 22559136 is 63195522.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 22559097 and 22559106.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37236 + ... + 37836.

It is an arithmetic number, because the mean of its divisors is an integer number (682668).

Almost surely, 2^22559136 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 22559136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32768064).

22559136 is an abundant number, since it is smaller than the sum of its proper divisors (42976992).

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

22559136 is a wasteful number, since it uses less digits than its factorization.

22559136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654 (or 646 counting only the distinct ones).

The product of its digits is 16200, while the sum is 33.

The square root of 22559136 is about 4749.6458815369. The cubic root of 22559136 is about 282.5579216603.

The spelling of 22559136 in words is "twenty-two million, five hundred fifty-nine thousand, one hundred thirty-six".