It is a happy number.
78876 is nontrivially palindromic in base 5.
It is a tau number, because it is divible by the number of its divisors (36).
It is a self number, because there is not a number n which added to its sum of digits gives 78876.
It is a congruent number.
278876 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 78876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78876 is a wasteful number, since it uses less digits than its factorization.
78876 is an odious number, because the sum of its binary digits is odd.
The square root of 78876 is about 280.8487137232. The cubic root of 78876 is about 42.8859425472.
The spelling of 78876 in words is "seventy-eight thousand, eight hundred seventy-six".