It is a tau number, because it is divible by the number of its divisors (72).
It is a congruent number.
21087488 is an apocalyptic number.
1087488 is a gapful number since it is divisible by the number (18) 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 1087488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1597050).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1087488 is an equidigital number, since it uses as much as digits as its factorization.
1087488 is an evil number, because the sum of its binary digits is even.
The square root of 1087488 is about 1042.8269271552. The cubic root of 1087488 is about 102.8351275634.
The spelling of 1087488 in words is "one million, eighty-seven thousand, four hundred eighty-eight".