682504 has 8 divisors (see below), whose sum is σ = 1279710. Its totient is φ = 341248.

The previous prime is 682489. The next prime is 682511. The reversal of 682504 is 405286.

It can be written as a sum of positive squares in only one way, i.e., 357604 + 324900 = 598^2 + 570^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

682504 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 as a sum of consecutive naturals, namely, 42649 + ... + 42664.

2⁶⁸²⁵⁰⁴ is an apocalyptic number.

It is an amenable number.

682504 is a deficient number, since it is larger than the sum of its proper divisors (597206).

682504 is a wasteful number, since it uses less digits than its factorization.

682504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85319 (or 85315 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 682504 is about 826.1380029995. The cubic root of 682504 is about 88.0443990829.

The spelling of 682504 in words is "six hundred eighty-two thousand, five hundred four".