682040279 has 2 divisors, whose sum is σ = 682040280. Its totient is φ = 682040278.

The previous prime is 682040263. The next prime is 682040297. The reversal of 682040279 is 972040286.

Together with next prime (682040297) 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 682040279 - 2⁴ = 682040263 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 (682040209) 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, 341020139 + 341020140.

It is an arithmetic number, because the mean of its divisors is an integer number (341020140).

Almost surely, 2^682040279 is an apocalyptic number.

682040279 is a deficient number, since it is larger than the sum of its proper divisors (1).

682040279 is an equidigital number, since it uses as much as digits as its factorization.

682040279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 682040279 is about 26115.9008843272. The cubic root of 682040279 is about 880.2445424891.

The spelling of 682040279 in words is "six hundred eighty-two million, forty thousand, two hundred seventy-nine".