22628299 has 2 divisors, whose sum is σ = 22628300. Its totient is φ = 22628298.

The previous prime is 22628267. The next prime is 22628303. The reversal of 22628299 is 99282622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22628299 - 2⁵ = 22628267 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22628239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11314149 + 11314150.

It is an arithmetic number, because the mean of its divisors is an integer number (11314150).

Almost surely, 2^22628299 is an apocalyptic number.

22628299 is a deficient number, since it is larger than the sum of its proper divisors (1).

22628299 is an equidigital number, since it uses as much as digits as its factorization.

22628299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 40.

The square root of 22628299 is about 4756.9211681507. The cubic root of 22628299 is about 282.8463874353.

The spelling of 22628299 in words is "twenty-two million, six hundred twenty-eight thousand, two hundred ninety-nine".