686114 has 16 divisors (see below), whose sum is σ = 1209600. Its totient is φ = 287760.

The previous prime is 686099. The next prime is 686117. The reversal of 686114 is 411686.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a nialpdrome in base 7.

It is a zygodrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (686117) 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, 914 + ... + 1485.

It is an arithmetic number, because the mean of its divisors is an integer number (75600).

2⁶⁸⁶¹¹⁴ is an apocalyptic number.

686114 is a deficient number, since it is larger than the sum of its proper divisors (523486).

686114 is a wasteful number, since it uses less digits than its factorization.

686114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2425.

The product of its digits is 1152, while the sum is 26.

The square root of 686114 is about 828.3199864787. The cubic root of 686114 is about 88.1993586302.

The spelling of 686114 in words is "six hundred eighty-six thousand, one hundred fourteen".