22308899 has 2 divisors, whose sum is σ = 22308900. Its totient is φ = 22308898.

The previous prime is 22308893. The next prime is 22308901. The reversal of 22308899 is 99880322.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22308899 - 2⁴ = 22308883 is a prime.

It is a super-3 number, since 3×22308899³ (a number of 23 digits) contains 333 as substring.

Together with 22308901, 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 (22308893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11154449 + 11154450.

It is an arithmetic number, because the mean of its divisors is an integer number (11154450).

Almost surely, 2^22308899 is an apocalyptic number.

22308899 is a deficient number, since it is larger than the sum of its proper divisors (1).

22308899 is an equidigital number, since it uses as much as digits as its factorization.

22308899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 22308899 is about 4723.2297212818. The cubic root of 22308899 is about 281.5092776783.

The spelling of 22308899 in words is "twenty-two million, three hundred eight thousand, eight hundred ninety-nine".