9000099 has 8 divisors (see below), whose sum is σ = 13333520.
Its totient is φ = 6000048.
The previous prime is 9000067. The next prime is 9000119. The reversal of 9000099 is 9900009.
9000099 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 9000099 - 25 = 9000067 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 333337 = 9000099 / (9 + 0 + 0 + 0 + 0 + 9 + 9).
It is a Duffinian number.
9000099 is a modest number, since divided by 99 gives 9 as remainder.
It is not an unprimeable number, because it can be changed into a prime (9000049) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166642 + ... + 166695.
It is an arithmetic number, because the mean of its divisors is an integer number (1666690).
Almost surely, 29000099 is an apocalyptic number.
9000099 is a deficient number, since it is larger than the sum of its proper divisors (4333421).
9000099 is a wasteful number, since it uses less digits than its factorization.
9000099 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 333346 (or 333340 counting only the distinct ones).
The product of its (nonzero) digits is 729, while the sum is 27.
The square root of 9000099 is about 3000.0164999546.
The cubic root of 9000099 is about 208.0091449998.
The spelling of 9000099 in words is "nine million, ninety-nine", and is thus an aban number and an uban number.