4226397239 has 2 divisors, whose sum is σ = 4226397240. Its totient is φ = 4226397238.

The previous prime is 4226397233. The next prime is 4226397247. The reversal of 4226397239 is 9327936224.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4226397239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4226397193 and 4226397202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4226397233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2113198619 + 2113198620.

It is an arithmetic number, because the mean of its divisors is an integer number (2113198620).

Almost surely, 2^4226397239 is an apocalyptic number.

4226397239 is a deficient number, since it is larger than the sum of its proper divisors (1).

4226397239 is an equidigital number, since it uses as much as digits as its factorization.

4226397239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 979776, while the sum is 47.

The square root of 4226397239 is about 65010.7471038443. The cubic root of 4226397239 is about 1616.8017527584.

The spelling of 4226397239 in words is "four billion, two hundred twenty-six million, three hundred ninety-seven thousand, two hundred thirty-nine".