683685343 has 8 divisors (see below), whose sum is σ = 746081280. Its totient is φ = 621329880.

The previous prime is 683685313. The next prime is 683685349. The reversal of 683685343 is 343586386.

683685343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-683685343 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 683685293 and 683685302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683685349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33346 + ... + 49792.

It is an arithmetic number, because the mean of its divisors is an integer number (93260160).

Almost surely, 2^683685343 is an apocalyptic number.

683685343 is a deficient number, since it is larger than the sum of its proper divisors (62395937).

683685343 is a wasteful number, since it uses less digits than its factorization.

683685343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20237.

The product of its digits is 1244160, while the sum is 46.

The square root of 683685343 is about 26147.3773637051. The cubic root of 683685343 is about 880.9516834910.

The spelling of 683685343 in words is "six hundred eighty-three million, six hundred eighty-five thousand, three hundred forty-three".