682981667 has 2 divisors, whose sum is σ = 682981668. Its totient is φ = 682981666.

The previous prime is 682981661. The next prime is 682981721. The reversal of 682981667 is 766189286.

682981667 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 not a de Polignac number, because 682981667 - 2²⁸ = 414546211 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (682981661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341490833 + 341490834.

It is an arithmetic number, because the mean of its divisors is an integer number (341490834).

Almost surely, 2^682981667 is an apocalyptic number.

682981667 is a deficient number, since it is larger than the sum of its proper divisors (1).

682981667 is an equidigital number, since it uses as much as digits as its factorization.

682981667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1741824, while the sum is 53.

The square root of 682981667 is about 26133.9179420155. The cubic root of 682981667 is about 880.6493429666.

The spelling of 682981667 in words is "six hundred eighty-two million, nine hundred eighty-one thousand, six hundred sixty-seven".