4226219 has 2 divisors, whose sum is σ = 4226220. Its totient is φ = 4226218.

The previous prime is 4226213. The next prime is 4226221. The reversal of 4226219 is 9126224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4226219 - 2⁴ = 4226203 is a prime.

It is a super-2 number, since 2×4226219² = 35721854071922, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 4226221, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4226213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2113109 + 2113110.

It is an arithmetic number, because the mean of its divisors is an integer number (2113110).

Almost surely, 2^4226219 is an apocalyptic number.

4226219 is a deficient number, since it is larger than the sum of its proper divisors (1).

4226219 is an equidigital number, since it uses as much as digits as its factorization.

4226219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 26.

The square root of 4226219 is about 2055.7769820679. The cubic root of 4226219 is about 161.6779024087.

The spelling of 4226219 in words is "four million, two hundred twenty-six thousand, two hundred nineteen".