676506379 has 2 divisors, whose sum is σ = 676506380. Its totient is φ = 676506378.

The previous prime is 676506361. The next prime is 676506443. The reversal of 676506379 is 973605676.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 676506379 - 2⁷ = 676506251 is a prime.

It is not a weakly prime, because it can be changed into another prime (676506319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338253189 + 338253190.

It is an arithmetic number, because the mean of its divisors is an integer number (338253190).

Almost surely, 2^676506379 is an apocalyptic number.

676506379 is a deficient number, since it is larger than the sum of its proper divisors (1).

676506379 is an equidigital number, since it uses as much as digits as its factorization.

676506379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1428840, while the sum is 49.

The square root of 676506379 is about 26009.7362347256. The cubic root of 676506379 is about 877.8573816672.

The spelling of 676506379 in words is "six hundred seventy-six million, five hundred six thousand, three hundred seventy-nine".