22443124 has 48 divisors (see below), whose sum is σ = 45513216. Its totient is φ = 9583200.

The previous prime is 22443121. The next prime is 22443131. The reversal of 22443124 is 42134422.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 22443095 and 22443104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22443121) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 67639 + ... + 67969.

It is an arithmetic number, because the mean of its divisors is an integer number (948192).

Almost surely, 2^22443124 is an apocalyptic number.

It is an amenable number.

22443124 is an abundant number, since it is smaller than the sum of its proper divisors (23070092).

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

22443124 is a wasteful number, since it uses less digits than its factorization.

22443124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436 (or 434 counting only the distinct ones).

The product of its digits is 1536, while the sum is 22.

The square root of 22443124 is about 4737.4174399139. The cubic root of 22443124 is about 282.0727307667.

Adding to 22443124 its reverse (42134422), we get a palindrome (64577546).

The spelling of 22443124 in words is "twenty-two million, four hundred forty-three thousand, one hundred twenty-four".