7842614393 has 2 divisors, whose sum is σ = 7842614394. Its totient is φ = 7842614392.

The previous prime is 7842614323. The next prime is 7842614411. The reversal of 7842614393 is 3934162487.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7646278249 + 196336144 = 87443^2 + 14012^2 .

It is a cyclic number.

It is not a de Polignac number, because 7842614393 - 2¹⁰ = 7842613369 is a prime.

It is not a weakly prime, because it can be changed into another prime (7842614323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3921307196 + 3921307197.

It is an arithmetic number, because the mean of its divisors is an integer number (3921307197).

Almost surely, 2^7842614393 is an apocalyptic number.

It is an amenable number.

7842614393 is a deficient number, since it is larger than the sum of its proper divisors (1).

7842614393 is an equidigital number, since it uses as much as digits as its factorization.

7842614393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 47.

The square root of 7842614393 is about 88558.5365337526. The cubic root of 7842614393 is about 1986.7975724735.

The spelling of 7842614393 in words is "seven billion, eight hundred forty-two million, six hundred fourteen thousand, three hundred ninety-three".