82604 has 12 divisors (see below), whose sum is σ = 146664. Its totient is φ = 40704.

The previous prime is 82601. The next prime is 82609. The reversal of 82604 is 40628.

82604 is nontrivially palindromic in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82601) 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 3 ways as a sum of consecutive naturals, for example, 332 + ... + 524.

It is an arithmetic number, because the mean of its divisors is an integer number (12222).

2⁸²⁶⁰⁴ is an apocalyptic number.

It is an amenable number.

82604 is a deficient number, since it is larger than the sum of its proper divisors (64060).

82604 is a wasteful number, since it uses less digits than its factorization.

82604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304 (or 302 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 82604 is about 287.4091160698. The cubic root of 82604 is about 43.5512234033.

It can be divided in two parts, 82 and 604, that added together give a palindrome (686).

The spelling of 82604 in words is "eighty-two thousand, six hundred four".