683331 has 8 divisors (see below), whose sum is σ = 993984. Its totient is φ = 414120.

The previous prime is 683323. The next prime is 683341. The reversal of 683331 is 133386.

683331 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 not a de Polignac number, because 683331 - 2³ = 683323 is a prime.

It is a super-2 number, since 2×683331² = 933882511122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (683341) 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, 10321 + ... + 10386.

It is an arithmetic number, because the mean of its divisors is an integer number (124248).

2⁶⁸³³³¹ is an apocalyptic number.

683331 is a deficient number, since it is larger than the sum of its proper divisors (310653).

683331 is a wasteful number, since it uses less digits than its factorization.

683331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20721.

The product of its digits is 1296, while the sum is 24.

The square root of 683331 is about 826.6383731717. The cubic root of 683331 is about 88.0799462878.

Subtracting from 683331 its reverse (133386), we obtain a palindrome (549945).

The spelling of 683331 in words is "six hundred eighty-three thousand, three hundred thirty-one".