It is an unprimeable number.
Almost surely, 2247473900 is an apocalyptic number.
247473900 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 247473900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (401085440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
247473900 is a wasteful number, since it uses less digits than its factorization.
247473900 is an odious number, because the sum of its binary digits is odd.
The square root of 247473900 is about 15731.3031882295. The cubic root of 247473900 is about 627.8315470401.
The spelling of 247473900 in words is "two hundred forty-seven million, four hundred seventy-three thousand, nine hundred".