22199124 has 24 divisors (see below), whose sum is σ = 51952320. Its totient is φ = 7377664.

The previous prime is 22199119. The next prime is 22199147. The reversal of 22199124 is 42199122.

It is a happy number.

It is a super-2 number, since 2×22199124² = 985602212734752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22199091 and 22199100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1732 + ... + 6884.

It is an arithmetic number, because the mean of its divisors is an integer number (2164680).

Almost surely, 2^22199124 is an apocalyptic number.

It is an amenable number.

22199124 is an abundant number, since it is smaller than the sum of its proper divisors (29753196).

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

22199124 is a wasteful number, since it uses less digits than its factorization.

22199124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5519 (or 5517 counting only the distinct ones).

The product of its digits is 2592, while the sum is 30.

The square root of 22199124 is about 4711.5946345160. The cubic root of 22199124 is about 281.0467790225.

The spelling of 22199124 in words is "twenty-two million, one hundred ninety-nine thousand, one hundred twenty-four".