22412128 has 24 divisors (see below), whose sum is σ = 45647280. Its totient is φ = 10819200.

The previous prime is 22412123. The next prime is 22412129. The reversal of 22412128 is 82121422.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 22412099 and 22412108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22412123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11148 + ... + 13003.

It is an arithmetic number, because the mean of its divisors is an integer number (1901970).

Almost surely, 2^22412128 is an apocalyptic number.

It is an amenable number.

22412128 is an abundant number, since it is smaller than the sum of its proper divisors (23235152).

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

22412128 is a wasteful number, since it uses less digits than its factorization.

22412128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24190 (or 24182 counting only the distinct ones).

The product of its digits is 512, while the sum is 22.

The square root of 22412128 is about 4734.1449069499. The cubic root of 22412128 is about 281.9428148888.

The spelling of 22412128 in words is "twenty-two million, four hundred twelve thousand, one hundred twenty-eight".