22258333 has 2 divisors, whose sum is σ = 22258334. Its totient is φ = 22258332.

The previous prime is 22258303. The next prime is 22258337. The reversal of 22258333 is 33385222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20403289 + 1855044 = 4517^2 + 1362^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22258333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22258337) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11129166 + 11129167.

It is an arithmetic number, because the mean of its divisors is an integer number (11129167).

Almost surely, 2^22258333 is an apocalyptic number.

It is an amenable number.

22258333 is a deficient number, since it is larger than the sum of its proper divisors (1).

22258333 is an equidigital number, since it uses as much as digits as its factorization.

22258333 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 28.

The square root of 22258333 is about 4717.8737795749. The cubic root of 22258333 is about 281.2964244024.

The spelling of 22258333 in words is "twenty-two million, two hundred fifty-eight thousand, three hundred thirty-three".