22534204 has 48 divisors (see below), whose sum is σ = 51319296. Its totient is φ = 8395200.

The previous prime is 22534157. The next prime is 22534217. The reversal of 22534204 is 40243522.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

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, 5494 + ... + 8674.

It is an arithmetic number, because the mean of its divisors is an integer number (1069152).

Almost surely, 2^22534204 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 22534204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25659648).

22534204 is an abundant number, since it is smaller than the sum of its proper divisors (28785092).

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

22534204 is a wasteful number, since it uses less digits than its factorization.

22534204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3226 (or 3224 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 22534204 is about 4747.0205392435. The cubic root of 22534204 is about 282.4537904421.

Adding to 22534204 its reverse (40243522), we get a palindrome (62777726).

The spelling of 22534204 in words is "twenty-two million, five hundred thirty-four thousand, two hundred four".