9889099 has 4 divisors (see below), whose sum is σ = 10788120. Its totient is φ = 8990080.

The previous prime is 9889081. The next prime is 9889123. The reversal of 9889099 is 9909889.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 9889099 - 2⁵ = 9889067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9889039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 449494 + ... + 449515.

It is an arithmetic number, because the mean of its divisors is an integer number (2697030).

Almost surely, 2^9889099 is an apocalyptic number.

9889099 is a deficient number, since it is larger than the sum of its proper divisors (899021).

9889099 is a wasteful number, since it uses less digits than its factorization.

9889099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899020.

The product of its (nonzero) digits is 419904, while the sum is 52.

The square root of 9889099 is about 3144.6937847746. The cubic root of 9889099 is about 214.6440766943.

It can be divided in two parts, 98890 and 99, that added together give a palindrome (98989).

The spelling of 9889099 in words is "nine million, eight hundred eighty-nine thousand, ninety-nine".