It is a nude number because it is divisible by every one of its digits.
It is an unprimeable number.
Almost surely, 2491741712 is an apocalyptic number.
491741712 is a gapful number since it is divisible by the number (42) formed by its first and last digit.
491741712 is the 11088-th decagonal number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 491741712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (879943680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
491741712 is a wasteful number, since it uses less digits than its factorization.
491741712 is an odious number, because the sum of its binary digits is odd.
The square root of 491741712 is about 22175.2499873169. The cubic root of 491741712 is about 789.3065067150.
The spelling of 491741712 in words is "four hundred ninety-one million, seven hundred forty-one thousand, seven hundred twelve".