4224172241 has 2 divisors, whose sum is σ = 4224172242. Its totient is φ = 4224172240.

The previous prime is 4224172237. The next prime is 4224172247. The reversal of 4224172241 is 1422714224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4035933841 + 188238400 = 63529^2 + 13720^2 .

It is a cyclic number.

It is not a de Polignac number, because 4224172241 - 2² = 4224172237 is a prime.

It is a super-2 number, since 2×4224172241² = 35687262243269924162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4224172247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2112086120 + 2112086121.

It is an arithmetic number, because the mean of its divisors is an integer number (2112086121).

Almost surely, 2^4224172241 is an apocalyptic number.

It is an amenable number.

4224172241 is a deficient number, since it is larger than the sum of its proper divisors (1).

4224172241 is an equidigital number, since it uses as much as digits as its factorization.

4224172241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7168, while the sum is 29.

The square root of 4224172241 is about 64993.6323111734. The cubic root of 4224172241 is about 1616.5179797691.

Adding to 4224172241 its reverse (1422714224), we get a palindrome (5646886465).

The spelling of 4224172241 in words is "four billion, two hundred twenty-four million, one hundred seventy-two thousand, two hundred forty-one".