22044271 has 2 divisors, whose sum is σ = 22044272. Its totient is φ = 22044270.

The previous prime is 22044233. The next prime is 22044299. The reversal of 22044271 is 17244022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22044271 - 2¹⁵ = 22011503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22044221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11022135 + 11022136.

It is an arithmetic number, because the mean of its divisors is an integer number (11022136).

Almost surely, 2^22044271 is an apocalyptic number.

22044271 is a deficient number, since it is larger than the sum of its proper divisors (1).

22044271 is an equidigital number, since it uses as much as digits as its factorization.

22044271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 22044271 is about 4695.1326924806. The cubic root of 22044271 is about 280.3917602888.

Adding to 22044271 its reverse (17244022), we get a palindrome (39288293).

The spelling of 22044271 in words is "twenty-two million, forty-four thousand, two hundred seventy-one".