22241441 has 2 divisors, whose sum is σ = 22241442. Its totient is φ = 22241440.

The previous prime is 22241413. The next prime is 22241447. The reversal of 22241441 is 14414222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18241441 + 4000000 = 4271^2 + 2000^2 .

It is a cyclic number.

It is not a de Polignac number, because 22241441 - 2¹⁸ = 21979297 is a prime.

It is not a weakly prime, because it can be changed into another prime (22241447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11120720 + 11120721.

It is an arithmetic number, because the mean of its divisors is an integer number (11120721).

Almost surely, 2^22241441 is an apocalyptic number.

It is an amenable number.

22241441 is a deficient number, since it is larger than the sum of its proper divisors (1).

22241441 is an equidigital number, since it uses as much as digits as its factorization.

22241441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 512, while the sum is 20.

The square root of 22241441 is about 4716.0832265769. The cubic root of 22241441 is about 281.2252471384.

Adding to 22241441 its reverse (14414222), we get a palindrome (36655663).

The spelling of 22241441 in words is "twenty-two million, two hundred forty-one thousand, four hundred forty-one".