9899105 has 8 divisors (see below), whose sum is σ = 11990592. Its totient is φ = 7844848.

The previous prime is 9899069. The next prime is 9899119. The reversal of 9899105 is 5019989.

9899105 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9899105 - 2⁶ = 9899041 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8717 + ... + 9786.

It is an arithmetic number, because the mean of its divisors is an integer number (1498824).

Almost surely, 2^9899105 is an apocalyptic number.

It is an amenable number.

9899105 is a deficient number, since it is larger than the sum of its proper divisors (2091487).

9899105 is a wasteful number, since it uses less digits than its factorization.

9899105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18615.

The product of its (nonzero) digits is 29160, while the sum is 41.

The square root of 9899105 is about 3146.2843164597. The cubic root of 9899105 is about 214.7164461005.

The spelling of 9899105 in words is "nine million, eight hundred ninety-nine thousand, one hundred five".