22029223 has 2 divisors, whose sum is σ = 22029224. Its totient is φ = 22029222.

The previous prime is 22029209. The next prime is 22029233. The reversal of 22029223 is 32292022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22029223 - 2⁹ = 22028711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22029194 and 22029203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22029233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11014611 + 11014612.

It is an arithmetic number, because the mean of its divisors is an integer number (11014612).

Almost surely, 2^22029223 is an apocalyptic number.

22029223 is a deficient number, since it is larger than the sum of its proper divisors (1).

22029223 is an equidigital number, since it uses as much as digits as its factorization.

22029223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 22029223 is about 4693.5299082886. The cubic root of 22029223 is about 280.3279448323.

The spelling of 22029223 in words is "twenty-two million, twenty-nine thousand, two hundred twenty-three".