660014 has 8 divisors (see below), whose sum is σ = 994008. Its totient is φ = 328680.

The previous prime is 660013. The next prime is 660029. The reversal of 660014 is 410066.

660014 is nontrivially palindromic in base 7.

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

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 659974 and 660001.

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 660014.

It is not an unprimeable number, because it can be changed into a prime (660013) 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, 164 + ... + 1160.

It is an arithmetic number, because the mean of its divisors is an integer number (124251).

2⁶⁶⁰⁰¹⁴ is an apocalyptic number.

660014 is a deficient number, since it is larger than the sum of its proper divisors (333994).

660014 is a wasteful number, since it uses less digits than its factorization.

660014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1330.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 660014 is about 812.4124568223. The cubic root of 660014 is about 87.0664925247.

The spelling of 660014 in words is "six hundred sixty thousand, fourteen".