22498271 has 2 divisors, whose sum is σ = 22498272. Its totient is φ = 22498270.

The previous prime is 22498243. The next prime is 22498279. The reversal of 22498271 is 17289422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22498271 - 2⁶ = 22498207 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22498279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11249135 + 11249136.

It is an arithmetic number, because the mean of its divisors is an integer number (11249136).

Almost surely, 2^22498271 is an apocalyptic number.

22498271 is a deficient number, since it is larger than the sum of its proper divisors (1).

22498271 is an equidigital number, since it uses as much as digits as its factorization.

22498271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 35.

The square root of 22498271 is about 4743.2342341487. The cubic root of 22498271 is about 282.3035771400.

The spelling of 22498271 in words is "twenty-two million, four hundred ninety-eight thousand, two hundred seventy-one".