676642039 has 2 divisors, whose sum is σ = 676642040. Its totient is φ = 676642038.

The previous prime is 676642009. The next prime is 676642069. The reversal of 676642039 is 930246676.

It is a balanced prime because it is at equal distance from previous prime (676642009) and next prime (676642069).

It is a cyclic number.

It is not a de Polignac number, because 676642039 - 2⁹ = 676641527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 676641986 and 676642004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (676642009) 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, 338321019 + 338321020.

It is an arithmetic number, because the mean of its divisors is an integer number (338321020).

Almost surely, 2^676642039 is an apocalyptic number.

676642039 is a deficient number, since it is larger than the sum of its proper divisors (1).

676642039 is an equidigital number, since it uses as much as digits as its factorization.

676642039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 43.

The square root of 676642039 is about 26012.3439735830. The cubic root of 676642039 is about 877.9160567349.

The spelling of 676642039 in words is "six hundred seventy-six million, six hundred forty-two thousand, thirty-nine".