22255253 has 2 divisors, whose sum is σ = 22255254. Its totient is φ = 22255252.

The previous prime is 22255243. The next prime is 22255271. The reversal of 22255253 is 35255222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15665764 + 6589489 = 3958^2 + 2567^2 .

It is a cyclic number.

It is not a de Polignac number, because 22255253 - 2⁸ = 22254997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22255243) 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, 11127626 + 11127627.

It is an arithmetic number, because the mean of its divisors is an integer number (11127627).

Almost surely, 2^22255253 is an apocalyptic number.

It is an amenable number.

22255253 is a deficient number, since it is larger than the sum of its proper divisors (1).

22255253 is an equidigital number, since it uses as much as digits as its factorization.

22255253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6000, while the sum is 26.

The square root of 22255253 is about 4717.5473500538. The cubic root of 22255253 is about 281.2834489930.

It can be divided in two parts, 2 and 2255253, that multiplied together give a triangular number (4510506 = T₃₀₀₃).

The spelling of 22255253 in words is "twenty-two million, two hundred fifty-five thousand, two hundred fifty-three".