22243023 has 12 divisors (see below), whose sum is σ = 35049768. Its totient is φ = 13480560.

The previous prime is 22243019. The next prime is 22243037. The reversal of 22243023 is 32034222.

It is not a de Polignac number, because 22243023 - 2² = 22243019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22242987 and 22243005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22243043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112240 + ... + 112437.

It is an arithmetic number, because the mean of its divisors is an integer number (2920814).

Almost surely, 2^22243023 is an apocalyptic number.

22243023 is a deficient number, since it is larger than the sum of its proper divisors (12806745).

22243023 is a wasteful number, since it uses less digits than its factorization.

22243023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224694 (or 224691 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 22243023 is about 4716.2509475218. The cubic root of 22243023 is about 281.2319146889.

Adding to 22243023 its reverse (32034222), we get a palindrome (54277245).

The spelling of 22243023 in words is "twenty-two million, two hundred forty-three thousand, twenty-three".