22800091 has 2 divisors, whose sum is σ = 22800092. Its totient is φ = 22800090.

The previous prime is 22800073. The next prime is 22800101. The reversal of 22800091 is 19000822.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22800091 - 2¹⁵ = 22767323 is a prime.

It is a Chen prime.

It is equal to p_1436404 and since 22800091 and 1436404 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (22800391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11400045 + 11400046.

It is an arithmetic number, because the mean of its divisors is an integer number (11400046).

Almost surely, 2^22800091 is an apocalyptic number.

22800091 is a deficient number, since it is larger than the sum of its proper divisors (1).

22800091 is an equidigital number, since it uses as much as digits as its factorization.

22800091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 22800091 is about 4774.9440834422. The cubic root of 22800091 is about 283.5603650539.

The spelling of 22800091 in words is "twenty-two million, eight hundred thousand, ninety-one".