22124223 has 24 divisors (see below), whose sum is σ = 35068800. Its totient is φ = 13329360.

The previous prime is 22124209. The next prime is 22124251. The reversal of 22124223 is 32242122.

It is not a de Polignac number, because 22124223 - 2⁶ = 22124159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22124196 and 22124205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22124203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19140 + ... + 20262.

It is an arithmetic number, because the mean of its divisors is an integer number (1461200).

Almost surely, 2^22124223 is an apocalyptic number.

22124223 is a deficient number, since it is larger than the sum of its proper divisors (12944577).

22124223 is a wasteful number, since it uses less digits than its factorization.

22124223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339 (or 1336 counting only the distinct ones).

The product of its digits is 384, while the sum is 18.

The square root of 22124223 is about 4703.6393356634. The cubic root of 22124223 is about 280.7303340336.

Adding to 22124223 its reverse (32242122), we get a palindrome (54366345).

The spelling of 22124223 in words is "twenty-two million, one hundred twenty-four thousand, two hundred twenty-three".