It is a happy number.
It is a congruent number.
Almost surely, 2199680880 is an apocalyptic number.
199680880 is a gapful number since it is divisible by the number (10) 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 199680880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (285696000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
199680880 is a wasteful number, since it uses less digits than its factorization.
199680880 is an evil number, because the sum of its binary digits is even.
The square root of 199680880 is about 14130.8485237087. The cubic root of 199680880 is about 584.4923445517.
The spelling of 199680880 in words is "one hundred ninety-nine million, six hundred eighty thousand, eight hundred eighty".