22265329 has 2 divisors, whose sum is σ = 22265330. Its totient is φ = 22265328.

The previous prime is 22265303. The next prime is 22265351. The reversal of 22265329 is 92356222.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19784704 + 2480625 = 4448^2 + 1575^2 .

It is a cyclic number.

It is not a de Polignac number, because 22265329 - 2¹¹ = 22263281 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22265329.

It is not a weakly prime, because it can be changed into another prime (22265389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11132664 + 11132665.

It is an arithmetic number, because the mean of its divisors is an integer number (11132665).

Almost surely, 2^22265329 is an apocalyptic number.

It is an amenable number.

22265329 is a deficient number, since it is larger than the sum of its proper divisors (1).

22265329 is an equidigital number, since it uses as much as digits as its factorization.

22265329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 31.

The square root of 22265329 is about 4718.6151570138. The cubic root of 22265329 is about 281.3258926715.

The spelling of 22265329 in words is "twenty-two million, two hundred sixty-five thousand, three hundred twenty-nine".