It is a happy number.
It is a Jordan-Polya number, since it can be written as 4! ⋅ (2!)22.
It is an ABA number since it can be written as A⋅BA, here for A=6, B=16.
It is a nialpdrome in base 2, base 8 and base 16.
It is a zygodrome in base 2.
It is a congruent number.
In principle, a polygon with 100663296 sides can be constructed with ruler and compass.
Almost surely, 2100663296 is an apocalyptic number.
100663296 is a gapful number since it is divisible by the number (16) 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 100663296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134217726).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100663296 is an frugal number, since it uses more digits than its factorization.
100663296 is an evil number, because the sum of its binary digits is even.
The square root of 100663296 is about 10033.1099864399. The cubic root of 100663296 is about 465.1828717650.
The spelling of 100663296 in words is "one hundred million, six hundred sixty-three thousand, two hundred ninety-six".