22652223 has 16 divisors (see below), whose sum is σ = 33369600. Its totient is φ = 13553280.

The previous prime is 22652209. The next prime is 22652233. The reversal of 22652223 is 32225622.

It is not a de Polignac number, because 22652223 - 2⁴ = 22652207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22652193 and 22652202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22652233) 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, 1738 + ... + 6951.

It is an arithmetic number, because the mean of its divisors is an integer number (2085600).

Almost surely, 2^22652223 is an apocalyptic number.

22652223 is a deficient number, since it is larger than the sum of its proper divisors (10717377).

22652223 is a wasteful number, since it uses less digits than its factorization.

22652223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8782.

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

The square root of 22652223 is about 4759.4351555621. The cubic root of 22652223 is about 282.9460330695.

Adding to 22652223 its reverse (32225622), we get a palindrome (54877845).

The spelling of 22652223 in words is "twenty-two million, six hundred fifty-two thousand, two hundred twenty-three".