It is a tau number, because it is divible by the number of its divisors (24).
It is a nude number because it is divisible by every one of its digits.
It is a plaindrome in base 14.
It is a nialpdrome in base 6.
It is a congruent number.
26984 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9555).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6984 is a wasteful number, since it uses less digits than its factorization.
6984 is an evil number, because the sum of its binary digits is even.
The square root of 6984 is about 83.5703296631. The cubic root of 6984 is about 19.1147259953.
The spelling of 6984 in words is "six thousand, nine hundred eighty-four".