676841819 has 2 divisors, whose sum is σ = 676841820. Its totient is φ = 676841818.

The previous prime is 676841779. The next prime is 676841821. The reversal of 676841819 is 918148676.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 676841819 - 2²⁸ = 408406363 is a prime.

It is a super-2 number, since 2×676841819² = 916229695894457522, which contains 22 as substring.

Together with 676841821, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (676841419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338420909 + 338420910.

It is an arithmetic number, because the mean of its divisors is an integer number (338420910).

Almost surely, 2^676841819 is an apocalyptic number.

676841819 is a deficient number, since it is larger than the sum of its proper divisors (1).

676841819 is an equidigital number, since it uses as much as digits as its factorization.

676841819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 50.

The square root of 676841819 is about 26016.1837900950. The cubic root of 676841819 is about 878.0024504267.

The spelling of 676841819 in words is "six hundred seventy-six million, eight hundred forty-one thousand, eight hundred nineteen".