22534422 has 16 divisors (see below), whose sum is σ = 45194160. Its totient is φ = 7490592.

The previous prime is 22534409. The next prime is 22534433. The reversal of 22534422 is 22443522.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22534392 and 22534401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2797 + ... + 7272.

It is an arithmetic number, because the mean of its divisors is an integer number (2824635).

Almost surely, 2^22534422 is an apocalyptic number.

22534422 is an abundant number, since it is smaller than the sum of its proper divisors (22659738).

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

22534422 is a wasteful number, since it uses less digits than its factorization.

22534422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10447.

The product of its digits is 3840, while the sum is 24.

The square root of 22534422 is about 4747.0435009593. The cubic root of 22534422 is about 282.4547012757.

Adding to 22534422 its reverse (22443522), we get a palindrome (44977944).

The spelling of 22534422 in words is "twenty-two million, five hundred thirty-four thousand, four hundred twenty-two".