685326 has 8 divisors (see below), whose sum is σ = 1370664. Its totient is φ = 228440.

The previous prime is 685319. The next prime is 685337. The reversal of 685326 is 623586.

685326 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.

685326 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 685293 and 685302.

It is a congruent number.

It is an unprimeable number.

685326 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 in 3 ways as a sum of consecutive naturals, for example, 57105 + ... + 57116.

It is an arithmetic number, because the mean of its divisors is an integer number (171333).

2⁶⁸⁵³²⁶ is an apocalyptic number.

685326 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

685326 is a wasteful number, since it uses less digits than its factorization.

685326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114226.

The product of its digits is 8640, while the sum is 30.

The square root of 685326 is about 827.8441882383. The cubic root of 685326 is about 88.1655801236.

The spelling of 685326 in words is "six hundred eighty-five thousand, three hundred twenty-six".