22563432 has 24 divisors (see below), whose sum is σ = 61109490. Its totient is φ = 7521120.

The previous prime is 22563419. The next prime is 22563449. The reversal of 22563432 is 23436522.

22563432 is a `hidden beast` number, since 2 + 25 + 634 + 3 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 12489156 + 10074276 = 3534^2 + 3174^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 22563396 and 22563405.

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, 156619 + ... + 156762.

Almost surely, 2^22563432 is an apocalyptic number.

It is an amenable number.

22563432 is an abundant number, since it is smaller than the sum of its proper divisors (38546058).

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

22563432 is a wasteful number, since it uses less digits than its factorization.

22563432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313393 (or 313386 counting only the distinct ones).

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

The square root of 22563432 is about 4750.0981042501. The cubic root of 22563432 is about 282.5758566230.

Adding to 22563432 its reverse (23436522), we get a palindrome (45999954).

The spelling of 22563432 in words is "twenty-two million, five hundred sixty-three thousand, four hundred thirty-two".