489939984 is nontrivially palindromic in base 10.
It is a nude number because it is divisible by every one of its digits.
It is an unprimeable number.
Almost surely, 2489939984 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 489939984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (687802518).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
489939984 is a wasteful number, since it uses less digits than its factorization.
489939984 is an odious number, because the sum of its binary digits is odd.
The square root of 489939984 is about 22134.5879564089. The cubic root of 489939984 is about 788.3413279045.
The spelling of 489939984 in words is "four hundred eighty-nine million, nine hundred thirty-nine thousand, nine hundred eighty-four".