687014 has 8 divisors (see below), whose sum is σ = 1034208. Its totient is φ = 342280.

The previous prime is 687013. The next prime is 687017. The reversal of 687014 is 410786.

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

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 687014.

It is not an unprimeable number, because it can be changed into a prime (687013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464 + ... + 1260.

It is an arithmetic number, because the mean of its divisors is an integer number (129276).

2⁶⁸⁷⁰¹⁴ is an apocalyptic number.

687014 is a deficient number, since it is larger than the sum of its proper divisors (347194).

687014 is a wasteful number, since it uses less digits than its factorization.

687014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1230.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 687014 is about 828.8630767503. The cubic root of 687014 is about 88.2379065196.

The spelling of 687014 in words is "six hundred eighty-seven thousand, fourteen".