8346994393 has 2 divisors, whose sum is σ = 8346994394. Its totient is φ = 8346994392.

The previous prime is 8346994363. The next prime is 8346994417. The reversal of 8346994393 is 3934996438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6268363929 + 2078630464 = 79173^2 + 45592^2 .

It is a cyclic number.

It is not a de Polignac number, because 8346994393 - 2⁹ = 8346993881 is a prime.

It is not a weakly prime, because it can be changed into another prime (8346994343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4173497196 + 4173497197.

It is an arithmetic number, because the mean of its divisors is an integer number (4173497197).

Almost surely, 2^8346994393 is an apocalyptic number.

It is an amenable number.

8346994393 is a deficient number, since it is larger than the sum of its proper divisors (1).

8346994393 is an equidigital number, since it uses as much as digits as its factorization.

8346994393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15116544, while the sum is 58.

The square root of 8346994393 is about 91361.8869824830. The cubic root of 8346994393 is about 2028.5079180197.

The spelling of 8346994393 in words is "eight billion, three hundred forty-six million, nine hundred ninety-four thousand, three hundred ninety-three".