22258843 has 2 divisors, whose sum is σ = 22258844. Its totient is φ = 22258842.

The previous prime is 22258813. The next prime is 22258849. The reversal of 22258843 is 34885222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22258843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22258799 and 22258808.

It is not a weakly prime, because it can be changed into another prime (22258849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11129421 + 11129422.

It is an arithmetic number, because the mean of its divisors is an integer number (11129422).

Almost surely, 2^22258843 is an apocalyptic number.

22258843 is a deficient number, since it is larger than the sum of its proper divisors (1).

22258843 is an equidigital number, since it uses as much as digits as its factorization.

22258843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30720, while the sum is 34.

The square root of 22258843 is about 4717.9278290368. The cubic root of 22258843 is about 281.2985728125.

The spelling of 22258843 in words is "twenty-two million, two hundred fifty-eight thousand, eight hundred forty-three".