685314 has 64 divisors (see below), whose sum is σ = 1824000. Its totient is φ = 190512.

The previous prime is 685301. The next prime is 685319. The reversal of 685314 is 413586.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is a nialpdrome in base 7.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 685314.

It is not an unprimeable number, because it can be changed into a prime (685319) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18504 + ... + 18540.

It is an arithmetic number, because the mean of its divisors is an integer number (28500).

2⁶⁸⁵³¹⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 685314, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (912000).

685314 is an abundant number, since it is smaller than the sum of its proper divisors (1138686).

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

685314 is a wasteful number, since it uses less digits than its factorization.

685314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69 (or 49 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 685314 is about 827.8369404659. The cubic root of 685314 is about 88.1650655300.

It can be divided in two parts, 685 and 314, that added together give a palindrome (999).

The spelling of 685314 in words is "six hundred eighty-five thousand, three hundred fourteen".