Adding to 99999936 its sum of digits (63), we get a palindrome (99999999).
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
Almost surely, 299999936 is an apocalyptic number.
99999936 is a gapful number since it is divisible by the number (96) 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 99999936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144462500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
99999936 is a wasteful number, since it uses less digits than its factorization.
99999936 is an odious number, because the sum of its binary digits is odd.
The square root of 99999936 is about 9999.9967999995. The cubic root of 99999936 is about 464.1587843407.
The spelling of 99999936 in words is "ninety-nine million, nine hundred ninety-nine thousand, nine hundred thirty-six".