82099 has 8 divisors (see below), whose sum is σ = 90000. Its totient is φ = 74592.

The previous prime is 82073. The next prime is 82129. The reversal of 82099 is 99028.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 82099 - 2⁵ = 82067 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 477 + ... + 625.

It is an arithmetic number, because the mean of its divisors is an integer number (11250).

2⁸²⁰⁹⁹ is an apocalyptic number.

82099 is a deficient number, since it is larger than the sum of its proper divisors (7901).

82099 is a wasteful number, since it uses less digits than its factorization.

82099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 82099 is about 286.5292306205. The cubic root of 82099 is about 43.4622917151.

It can be divided in two parts, 820 and 99, that added together give a palindrome (919).

The spelling of 82099 in words is "eighty-two thousand, ninety-nine".