82939 has 2 divisors, whose sum is σ = 82940. Its totient is φ = 82938.

The previous prime is 82913. The next prime is 82963. The reversal of 82939 is 93928.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82939 - 2⁷ = 82811 is a prime.

It is a Chen prime.

82939 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 82939.

It is not a weakly prime, because it can be changed into another prime (82039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41469 + 41470.

It is an arithmetic number, because the mean of its divisors is an integer number (41470).

2⁸²⁹³⁹ is an apocalyptic number.

82939 is a deficient number, since it is larger than the sum of its proper divisors (1).

82939 is an equidigital number, since it uses as much as digits as its factorization.

82939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 31.

The square root of 82939 is about 287.9913193136. The cubic root of 82939 is about 43.6100178983.

It can be divided in two parts, 829 and 39, that added together give a palindrome (868).

The spelling of 82939 in words is "eighty-two thousand, nine hundred thirty-nine".