82318 has 8 divisors (see below), whose sum is σ = 125280. Its totient is φ = 40560.

The previous prime is 82307. The next prime is 82339. The reversal of 82318 is 81328.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 103 + ... + 418.

It is an arithmetic number, because the mean of its divisors is an integer number (15660).

2⁸²³¹⁸ is an apocalyptic number.

82318 is a deficient number, since it is larger than the sum of its proper divisors (42962).

82318 is a wasteful number, since it uses less digits than its factorization.

82318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602.

The product of its digits is 384, while the sum is 22.

The square root of 82318 is about 286.9111360683. The cubic root of 82318 is about 43.5009027866.

Subtracting from 82318 its reverse (81328), we obtain a triangular number (990 = T₄₄).

It can be divided in two parts, 823 and 18, that added together give a square (841 = 29²).

The spelling of 82318 in words is "eighty-two thousand, three hundred eighteen".