22253632 has 28 divisors (see below), whose sum is σ = 44313856. Its totient is φ = 11088000.

The previous prime is 22253599. The next prime is 22253653. The reversal of 22253632 is 23635222.

It is a junction number, because it is equal to n+sod(n) for n = 22253597 and 22253606.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29257 + ... + 30007.

Almost surely, 2^22253632 is an apocalyptic number.

It is an amenable number.

22253632 is a deficient number, since it is larger than the sum of its proper divisors (22060224).

22253632 is an equidigital number, since it uses as much as digits as its factorization.

22253632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226 (or 1216 counting only the distinct ones).

The product of its digits is 4320, while the sum is 25.

The square root of 22253632 is about 4717.3755415485. The cubic root of 22253632 is about 281.2766195710.

Adding to 22253632 its reverse (23635222), we get a palindrome (45888854).

The spelling of 22253632 in words is "twenty-two million, two hundred fifty-three thousand, six hundred thirty-two".