82686683 has 2 divisors, whose sum is σ = 82686684. Its totient is φ = 82686682.

The previous prime is 82686673. The next prime is 82686701. The reversal of 82686683 is 38668628.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82686683 - 2⁸ = 82686427 is a prime.

It is not a weakly prime, because it can be changed into another prime (82686673) 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, 41343341 + 41343342.

It is an arithmetic number, because the mean of its divisors is an integer number (41343342).

Almost surely, 2^82686683 is an apocalyptic number.

82686683 is a deficient number, since it is larger than the sum of its proper divisors (1).

82686683 is an equidigital number, since it uses as much as digits as its factorization.

82686683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 663552, while the sum is 47.

The square root of 82686683 is about 9093.2218162761. The cubic root of 82686683 is about 435.6574951591.

The spelling of 82686683 in words is "eighty-two million, six hundred eighty-six thousand, six hundred eighty-three".