22442124 has 24 divisors (see below), whose sum is σ = 53480448. Its totient is φ = 7321360.

The previous prime is 22442117. The next prime is 22442149. The reversal of 22442124 is 42124422.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22442124.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19332 + ... + 20459.

It is an arithmetic number, because the mean of its divisors is an integer number (2228352).

Almost surely, 2^22442124 is an apocalyptic number.

It is an amenable number.

22442124 is an abundant number, since it is smaller than the sum of its proper divisors (31038324).

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

22442124 is a wasteful number, since it uses less digits than its factorization.

22442124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39845 (or 39843 counting only the distinct ones).

The product of its digits is 1024, while the sum is 21.

The square root of 22442124 is about 4737.3118960018. The cubic root of 22442124 is about 282.0685412590.

Adding to 22442124 its reverse (42124422), we get a palindrome (64566546).

The spelling of 22442124 in words is "twenty-two million, four hundred forty-two thousand, one hundred twenty-four".