22126132 has 12 divisors (see below), whose sum is σ = 44252320. Its totient is φ = 9482616.

The previous prime is 22126087. The next prime is 22126141. The reversal of 22126132 is 23162122.

22126132 is an admirable number.

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, 395082 + ... + 395137.

Almost surely, 2^22126132 is an apocalyptic number.

It is an amenable number.

22126132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22126132 is a wasteful number, since it uses less digits than its factorization.

22126132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790230 (or 790228 counting only the distinct ones).

The product of its digits is 288, while the sum is 19.

The square root of 22126132 is about 4703.8422592600. The cubic root of 22126132 is about 280.7384081219.

Adding to 22126132 its reverse (23162122), we get a palindrome (45288254).

The spelling of 22126132 in words is "twenty-two million, one hundred twenty-six thousand, one hundred thirty-two".