76679 has 2 divisors, whose sum is σ = 76680. Its totient is φ = 76678.

The previous prime is 76673. The next prime is 76697. The reversal of 76679 is 97667.

Together with next prime (76697) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 76679 - 2⁸ = 76423 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a plaindrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38339 + 38340.

It is an arithmetic number, because the mean of its divisors is an integer number (38340).

2⁷⁶⁶⁷⁹ is an apocalyptic number.

76679 is a deficient number, since it is larger than the sum of its proper divisors (1).

76679 is an equidigital number, since it uses as much as digits as its factorization.

76679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15876, while the sum is 35.

The square root of 76679 is about 276.9097325845. The cubic root of 76679 is about 42.4840078239.

The spelling of 76679 in words is "seventy-six thousand, six hundred seventy-nine".