250022189 has 2 divisors, whose sum is σ = 250022190. Its totient is φ = 250022188.

The previous prime is 250022183. The next prime is 250022203. The reversal of 250022189 is 981220052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 241802500 + 8219689 = 15550^2 + 2867^2 .

It is a cyclic number.

It is not a de Polignac number, because 250022189 - 2⁴ = 250022173 is a prime.

It is a super-2 number, since 2×250022189² = 125022189984703442, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (250022183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125011094 + 125011095.

It is an arithmetic number, because the mean of its divisors is an integer number (125011095).

Almost surely, 2^250022189 is an apocalyptic number.

It is an amenable number.

250022189 is a deficient number, since it is larger than the sum of its proper divisors (1).

250022189 is an equidigital number, since it uses as much as digits as its factorization.

250022189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 250022189 is about 15812.0899630631. The cubic root of 250022189 is about 629.9791619882.

The spelling of 250022189 in words is "two hundred fifty million, twenty-two thousand, one hundred eighty-nine".