4222041209 has 2 divisors, whose sum is σ = 4222041210. Its totient is φ = 4222041208.

The previous prime is 4222041193. The next prime is 4222041211. The reversal of 4222041209 is 9021402224.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2560663609 + 1661377600 = 50603^2 + 40760^2 .

It is a cyclic number.

It is not a de Polignac number, because 4222041209 - 2⁴ = 4222041193 is a prime.

Together with 4222041211, 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 (4222043209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2111020604 + 2111020605.

It is an arithmetic number, because the mean of its divisors is an integer number (2111020605).

Almost surely, 2^4222041209 is an apocalyptic number.

It is an amenable number.

4222041209 is a deficient number, since it is larger than the sum of its proper divisors (1).

4222041209 is an equidigital number, since it uses as much as digits as its factorization.

4222041209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 4222041209 is about 64977.2360831084. The cubic root of 4222041209 is about 1616.2460976266.

The spelling of 4222041209 in words is "four billion, two hundred twenty-two million, forty-one thousand, two hundred nine".