268684 has 12 divisors (see below), whose sum is σ = 506464. Its totient is φ = 123984.

The previous prime is 268661. The next prime is 268693. The reversal of 268684 is 486862.

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, 2532 + ... + 2635.

2²⁶⁸⁶⁸⁴ is an apocalyptic number.

It is an amenable number.

268684 is a deficient number, since it is larger than the sum of its proper divisors (237780).

268684 is a wasteful number, since it uses less digits than its factorization.

268684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5184 (or 5182 counting only the distinct ones).

The product of its digits is 18432, while the sum is 34.

The square root of 268684 is about 518.3473738720. The cubic root of 268684 is about 64.5278608880.

It can be divided in two parts, 2 and 68684, that added together give a palindrome (68686).

The spelling of 268684 in words is "two hundred sixty-eight thousand, six hundred eighty-four".