22298923 has 2 divisors, whose sum is σ = 22298924. Its totient is φ = 22298922.

The previous prime is 22298921. The next prime is 22298929. The reversal of 22298923 is 32989222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22298923 - 2¹ = 22298921 is a prime.

Together with 22298921, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22298921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11149461 + 11149462.

It is an arithmetic number, because the mean of its divisors is an integer number (11149462).

Almost surely, 2^22298923 is an apocalyptic number.

22298923 is a deficient number, since it is larger than the sum of its proper divisors (1).

22298923 is an equidigital number, since it uses as much as digits as its factorization.

22298923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 37.

The square root of 22298923 is about 4722.1735461544. The cubic root of 22298923 is about 281.4673100422.

The spelling of 22298923 in words is "twenty-two million, two hundred ninety-eight thousand, nine hundred twenty-three".