22255339 has 2 divisors, whose sum is σ = 22255340. Its totient is φ = 22255338.

The previous prime is 22255273. The next prime is 22255349. The reversal of 22255339 is 93355222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22255339 - 2¹¹ = 22253291 is a prime.

It is a super-2 number, since 2×22255339² = 990600228009842, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22255339.

It is not a weakly prime, because it can be changed into another prime (22255349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11127669 + 11127670.

It is an arithmetic number, because the mean of its divisors is an integer number (11127670).

Almost surely, 2^22255339 is an apocalyptic number.

22255339 is a deficient number, since it is larger than the sum of its proper divisors (1).

22255339 is an equidigital number, since it uses as much as digits as its factorization.

22255339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16200, while the sum is 31.

The square root of 22255339 is about 4717.5564649509. The cubic root of 22255339 is about 281.2838113096.

The spelling of 22255339 in words is "twenty-two million, two hundred fifty-five thousand, three hundred thirty-nine".