22563234 has 12 divisors (see below), whose sum is σ = 48887046. Its totient is φ = 7521072.

The previous prime is 22563221. The next prime is 22563251. The reversal of 22563234 is 43236522.

22563234 is a `hidden beast` number, since 2 + 25 + 632 + 3 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 17514225 + 5049009 = 4185^2 + 2247^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22563198 and 22563207.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 626739 + ... + 626774.

Almost surely, 2^22563234 is an apocalyptic number.

22563234 is an abundant number, since it is smaller than the sum of its proper divisors (26323812).

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

22563234 is a wasteful number, since it uses less digits than its factorization.

22563234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253521 (or 1253518 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 22563234 is about 4750.0772625295. The cubic root of 22563234 is about 282.5750300616.

Adding to 22563234 its reverse (43236522), we get a palindrome (65799756).

The spelling of 22563234 in words is "twenty-two million, five hundred sixty-three thousand, two hundred thirty-four".