676679 has 2 divisors, whose sum is σ = 676680. Its totient is φ = 676678.

The previous prime is 676661. The next prime is 676703. The reversal of 676679 is 976676.

676679 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-676679 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (676649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338339 + 338340.

It is an arithmetic number, because the mean of its divisors is an integer number (338340).

2⁶⁷⁶⁶⁷⁹ is an apocalyptic number.

676679 is a deficient number, since it is larger than the sum of its proper divisors (1).

676679 is an equidigital number, since it uses as much as digits as its factorization.

676679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 95256, while the sum is 41.

The square root of 676679 is about 822.6050084944. The cubic root of 676679 is about 87.7932041585.

It can be divided in two parts, 67667 and 9, that added together give a palindrome (67676).

The spelling of 676679 in words is "six hundred seventy-six thousand, six hundred seventy-nine".