16867 has 4 divisors (see below), whose sum is σ = 17136. Its totient is φ = 16600.

The previous prime is 16843. The next prime is 16871. The reversal of 16867 is 76861.

16867 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 76861 = 101 ⋅761.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16867 is a prime.

It is a Duffinian number.

16867 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (16067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18 + ... + 184.

It is an arithmetic number, because the mean of its divisors is an integer number (4284).

2¹⁶⁸⁶⁷ is an apocalyptic number.

16867 is a deficient number, since it is larger than the sum of its proper divisors (269).

16867 is a wasteful number, since it uses less digits than its factorization.

16867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268.

The product of its digits is 2016, while the sum is 28.

The square root of 16867 is about 129.8730149030. The cubic root of 16867 is about 25.6455852831.

The spelling of 16867 in words is "sixteen thousand, eight hundred sixty-seven".