683968 has 14 divisors (see below), whose sum is σ = 1357376. Its totient is φ = 341952.

The previous prime is 683957. The next prime is 683983. The reversal of 683968 is 869386.

683968 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 683968.

It is a congruent number.

It is an unprimeable number.

683968 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5280 + ... + 5407.

2⁶⁸³⁹⁶⁸ is an apocalyptic number.

It is an amenable number.

683968 is a deficient number, since it is larger than the sum of its proper divisors (673408).

683968 is a wasteful number, since it uses less digits than its factorization.

683968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10699 (or 10689 counting only the distinct ones).

The product of its digits is 62208, while the sum is 40.

The square root of 683968 is about 827.0235788658. The cubic root of 683968 is about 88.1073071132.

The spelling of 683968 in words is "six hundred eighty-three thousand, nine hundred sixty-eight".