8084426257 has 2 divisors, whose sum is σ = 8084426258. Its totient is φ = 8084426256.

The previous prime is 8084426237. The next prime is 8084426269. The reversal of 8084426257 is 7526244808.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6900791041 + 1183635216 = 83071^2 + 34404^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8084426257 is a prime.

It is not a weakly prime, because it can be changed into another prime (8084426237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4042213128 + 4042213129.

It is an arithmetic number, because the mean of its divisors is an integer number (4042213129).

Almost surely, 2^8084426257 is an apocalyptic number.

It is an amenable number.

8084426257 is a deficient number, since it is larger than the sum of its proper divisors (1).

8084426257 is an equidigital number, since it uses as much as digits as its factorization.

8084426257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 860160, while the sum is 46.

The square root of 8084426257 is about 89913.4375774834. The cubic root of 8084426257 is about 2007.0109162262.

The spelling of 8084426257 in words is "eight billion, eighty-four million, four hundred twenty-six thousand, two hundred fifty-seven".