22080889 has 2 divisors, whose sum is σ = 22080890. Its totient is φ = 22080888.

The previous prime is 22080871. The next prime is 22080899. The reversal of 22080889 is 98808022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17808400 + 4272489 = 4220^2 + 2067^2 .

It is a cyclic number.

It is not a de Polignac number, because 22080889 - 2⁵ = 22080857 is a prime.

It is not a weakly prime, because it can be changed into another prime (22080899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11040444 + 11040445.

It is an arithmetic number, because the mean of its divisors is an integer number (11040445).

Almost surely, 2^22080889 is an apocalyptic number.

It is an amenable number.

22080889 is a deficient number, since it is larger than the sum of its proper divisors (1).

22080889 is an equidigital number, since it uses as much as digits as its factorization.

22080889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 37.

The square root of 22080889 is about 4699.0306447181. The cubic root of 22080889 is about 280.5469284294.

The spelling of 22080889 in words is "twenty-two million, eighty thousand, eight hundred eighty-nine".