It is an unprimeable number.
Almost surely, 2449026440 is an apocalyptic number.
449026440 is a gapful number since it is divisible by the number (40) 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 449026440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (720420480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
449026440 is a wasteful number, since it uses less digits than its factorization.
449026440 is an odious number, because the sum of its binary digits is odd.
The square root of 449026440 is about 21190.2439816063. The cubic root of 449026440 is about 765.7564050784.
The spelling of 449026440 in words is "four hundred forty-nine million, twenty-six thousand, four hundred forty".