9099906 has 8 divisors (see below), whose sum is σ = 18199824. Its totient is φ = 3033300.

The previous prime is 9099901. The next prime is 9099907. The reversal of 9099906 is 6099909.

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

9099906 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (9099901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 758320 + ... + 758331.

It is an arithmetic number, because the mean of its divisors is an integer number (2274978).

Almost surely, 2^9099906 is an apocalyptic number.

9099906 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9099906 is a wasteful number, since it uses less digits than its factorization.

9099906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516656.

The product of its (nonzero) digits is 39366, while the sum is 42.

The square root of 9099906 is about 3016.6050454111. The cubic root of 9099906 is about 208.7752290016.

The spelling of 9099906 in words is "nine million, ninety-nine thousand, nine hundred six".