22224959 has 2 divisors, whose sum is σ = 22224960. Its totient is φ = 22224958.

The previous prime is 22224941. The next prime is 22224971. The reversal of 22224959 is 95942222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22224959 - 2²⁰ = 21176383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22224259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11112479 + 11112480.

It is an arithmetic number, because the mean of its divisors is an integer number (11112480).

Almost surely, 2^22224959 is an apocalyptic number.

22224959 is a deficient number, since it is larger than the sum of its proper divisors (1).

22224959 is an equidigital number, since it uses as much as digits as its factorization.

22224959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 35.

The square root of 22224959 is about 4714.3354780923. The cubic root of 22224959 is about 281.1557627324.

The spelling of 22224959 in words is "twenty-two million, two hundred twenty-four thousand, nine hundred fifty-nine".