22809299 has 2 divisors, whose sum is σ = 22809300. Its totient is φ = 22809298.

The previous prime is 22809287. The next prime is 22809301. The reversal of 22809299 is 99290822.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22809299 - 2¹² = 22805203 is a prime.

Together with 22809301, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22809209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11404649 + 11404650.

It is an arithmetic number, because the mean of its divisors is an integer number (11404650).

Almost surely, 2^22809299 is an apocalyptic number.

22809299 is a deficient number, since it is larger than the sum of its proper divisors (1).

22809299 is an equidigital number, since it uses as much as digits as its factorization.

22809299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 22809299 is about 4775.9081858846. The cubic root of 22809299 is about 283.5985326271.

The spelling of 22809299 in words is "twenty-two million, eight hundred nine thousand, two hundred ninety-nine".