It is a tau number, because it is divible by the number of its divisors (288).
It is a congruent number.
It is an unprimeable number.
Almost surely, 29878400 is an apocalyptic number.
9878400 is a gapful number since it is divisible by the number (90) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 9878400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20553000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9878400 is a wasteful number, since it uses less digits than its factorization.
9878400 is an odious number, because the sum of its binary digits is odd.
The square root of 9878400 is about 3142.9922048901. The cubic root of 9878400 is about 214.5666410702.
The spelling of 9878400 in words is "nine million, eight hundred seventy-eight thousand, four hundred".