4221230417 has 2 divisors, whose sum is σ = 4221230418. Its totient is φ = 4221230416.

The previous prime is 4221230393. The next prime is 4221230449. The reversal of 4221230417 is 7140321224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3855043921 + 366186496 = 62089^2 + 19136^2 .

It is a cyclic number.

It is not a de Polignac number, because 4221230417 - 2¹⁸ = 4220968273 is a prime.

It is not a weakly prime, because it can be changed into another prime (4221230017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2110615208 + 2110615209.

It is an arithmetic number, because the mean of its divisors is an integer number (2110615209).

Almost surely, 2^4221230417 is an apocalyptic number.

It is an amenable number.

4221230417 is a deficient number, since it is larger than the sum of its proper divisors (1).

4221230417 is an equidigital number, since it uses as much as digits as its factorization.

4221230417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 4221230417 is about 64970.9967370057. The cubic root of 4221230417 is about 1616.1426308250.

The spelling of 4221230417 in words is "four billion, two hundred twenty-one million, two hundred thirty thousand, four hundred seventeen".