224221241 has 2 divisors, whose sum is σ = 224221242. Its totient is φ = 224221240.

The previous prime is 224221199. The next prime is 224221253. The reversal of 224221241 is 142122422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 175165225 + 49056016 = 13235^2 + 7004^2 .

It is a cyclic number.

It is not a de Polignac number, because 224221241 - 2²⁶ = 157112377 is a prime.

It is not a weakly prime, because it can be changed into another prime (224221271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112110620 + 112110621.

It is an arithmetic number, because the mean of its divisors is an integer number (112110621).

Almost surely, 2^224221241 is an apocalyptic number.

It is an amenable number.

224221241 is a deficient number, since it is larger than the sum of its proper divisors (1).

224221241 is an equidigital number, since it uses as much as digits as its factorization.

224221241 is an odious number, because the sum of its binary digits is odd.

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

The square root of 224221241 is about 14974.0188660226. The cubic root of 224221241 is about 607.5176744111.

Adding to 224221241 its reverse (142122422), we get a palindrome (366343663).

The spelling of 224221241 in words is "two hundred twenty-four million, two hundred twenty-one thousand, two hundred forty-one".