682004 has 12 divisors (see below), whose sum is σ = 1216404. Its totient is φ = 334464.

The previous prime is 682001. The next prime is 682009. The reversal of 682004 is 400286.

It can be written as a sum of positive squares in 2 ways, for example, as 559504 + 122500 = 748^2 + 350^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (682001) 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, 1397 + ... + 1820.

It is an arithmetic number, because the mean of its divisors is an integer number (101367).

2⁶⁸²⁰⁰⁴ is an apocalyptic number.

It is an amenable number.

682004 is a deficient number, since it is larger than the sum of its proper divisors (534400).

682004 is a wasteful number, since it uses less digits than its factorization.

682004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3274 (or 3272 counting only the distinct ones).

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

The square root of 682004 is about 825.8353346764. The cubic root of 682004 is about 88.0228934927.

The spelling of 682004 in words is "six hundred eighty-two thousand, four".