22355089 has 2 divisors, whose sum is σ = 22355090. Its totient is φ = 22355088.

The previous prime is 22355087. The next prime is 22355101. The reversal of 22355089 is 98055322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19492225 + 2862864 = 4415^2 + 1692^2 .

It is a cyclic number.

It is not a de Polignac number, because 22355089 - 2¹ = 22355087 is a prime.

Together with 22355087, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22355087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11177544 + 11177545.

It is an arithmetic number, because the mean of its divisors is an integer number (11177545).

Almost surely, 2^22355089 is an apocalyptic number.

It is an amenable number.

22355089 is a deficient number, since it is larger than the sum of its proper divisors (1).

22355089 is an equidigital number, since it uses as much as digits as its factorization.

22355089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 22355089 is about 4728.1168555779. The cubic root of 22355089 is about 281.7034296440.

The spelling of 22355089 in words is "twenty-two million, three hundred fifty-five thousand, eighty-nine".