682018 has 8 divisors (see below), whose sum is σ = 1032912. Its totient is φ = 337716.

The previous prime is 682009. The next prime is 682037. The reversal of 682018 is 810286.

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

It is a junction number, because it is equal to n+sod(n) for n = 681983 and 682001.

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, 1380 + ... + 1807.

It is an arithmetic number, because the mean of its divisors is an integer number (129114).

2⁶⁸²⁰¹⁸ is an apocalyptic number.

682018 is a deficient number, since it is larger than the sum of its proper divisors (350894).

682018 is a wasteful number, since it uses less digits than its factorization.

682018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3296.

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 682018 is about 825.8438108989. The cubic root of 682018 is about 88.0234957922.

It can be divided in two parts, 6820 and 18, that multiplied together give a triangular number (122760 = T₄₉₅).

The spelling of 682018 in words is "six hundred eighty-two thousand, eighteen".