22553112 has 16 divisors (see below), whose sum is σ = 56382840. Its totient is φ = 7517696.

The previous prime is 22553107. The next prime is 22553123. The reversal of 22553112 is 21135522.

It is a congruent number.

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, 469833 + ... + 469880.

Almost surely, 2^22553112 is an apocalyptic number.

It is an amenable number.

22553112 is an abundant number, since it is smaller than the sum of its proper divisors (33829728).

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

22553112 is a wasteful number, since it uses less digits than its factorization.

22553112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939722 (or 939718 counting only the distinct ones).

The product of its digits is 600, while the sum is 21.

The square root of 22553112 is about 4749.0116866565. The cubic root of 22553112 is about 282.5327687991.

Adding to 22553112 its reverse (21135522), we get a palindrome (43688634).

The spelling of 22553112 in words is "twenty-two million, five hundred fifty-three thousand, one hundred twelve".