It is a tau number, because it is divible by the number of its divisors (432).
It is an unprimeable number.
Almost surely, 227820800 is an apocalyptic number.
27820800 is a gapful number since it is divisible by the number (20) 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 27820800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60829440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27820800 is a wasteful number, since it uses less digits than its factorization.
27820800 is an odious number, because the sum of its binary digits is odd.
The square root of 27820800 is about 5274.5426342006. The cubic root of 27820800 is about 303.0097046201.
The spelling of 27820800 in words is "twenty-seven million, eight hundred twenty thousand, eight hundred".