22265223 has 16 divisors (see below), whose sum is σ = 32449536. Its totient is φ = 13518720.

The previous prime is 22265213. The next prime is 22265227. The reversal of 22265223 is 32256222.

It is not a de Polignac number, because 22265223 - 2¹⁶ = 22199687 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22265193 and 22265202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22265227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5461 + ... + 8622.

It is an arithmetic number, because the mean of its divisors is an integer number (2028096).

Almost surely, 2^22265223 is an apocalyptic number.

22265223 is a deficient number, since it is larger than the sum of its proper divisors (10184313).

22265223 is a wasteful number, since it uses less digits than its factorization.

22265223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14134.

The product of its digits is 2880, while the sum is 24.

The square root of 22265223 is about 4718.6039248913. The cubic root of 22265223 is about 281.3254462286.

Subtracting 22265223 from its reverse (32256222), we obtain a palindrome (9990999).

The spelling of 22265223 in words is "twenty-two million, two hundred sixty-five thousand, two hundred twenty-three".