It is a congruent number.
It is an unprimeable number.
Almost surely, 299351000 is an apocalyptic number.
99351000 is a gapful number since it is divisible by the number (90) 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 99351000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204422400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
99351000 is a wasteful number, since it uses less digits than its factorization.
99351000 is an evil number, because the sum of its binary digits is even.
The square root of 99351000 is about 9967.4971783292. The cubic root of 99351000 is about 463.1525728419.
Adding to 99351000 its reverse (15399), we get a palindrome (99366399).
The spelling of 99351000 in words is "ninety-nine million, three hundred fifty-one thousand".