It is a sphenic number, since it is the product of 3 distinct primes.
It is a nialpdrome in base 10.
It is a zygodrome in base 10.
It is an unprimeable number.
Almost surely, 299999922 is an apocalyptic number.
99999922 is a wasteful number, since it uses less digits than its factorization.
99999922 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4545464.
The square root of 99999922 is about 9999.9960999992. The cubic root of 99999922 is about 464.1587626799.
The spelling of 99999922 in words is "ninety-nine million, nine hundred ninety-nine thousand, nine hundred twenty-two".