2398196791 has 2 divisors, whose sum is σ = 2398196792. Its totient is φ = 2398196790.

The previous prime is 2398196747. The next prime is 2398196809. The reversal of 2398196791 is 1976918932.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2398196791 - 2⁹ = 2398196279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2398196711) 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, 1199098395 + 1199098396.

It is an arithmetic number, because the mean of its divisors is an integer number (1199098396).

Almost surely, 2^2398196791 is an apocalyptic number.

2398196791 is a deficient number, since it is larger than the sum of its proper divisors (1).

2398196791 is an equidigital number, since it uses as much as digits as its factorization.

2398196791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1469664, while the sum is 55.

The square root of 2398196791 is about 48971.3874726865. The cubic root of 2398196791 is about 1338.5305029514.

The spelling of 2398196791 in words is "two billion, three hundred ninety-eight million, one hundred ninety-six thousand, seven hundred ninety-one".