8909906 has 16 divisors (see below), whose sum is σ = 13610688. Its totient is φ = 4374000.

The previous prime is 8909903. The next prime is 8909909. The reversal of 8909906 is 6099098.

8909906 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (8909903) and next prime (8909909).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8909903) 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, 49136 + ... + 49316.

It is an arithmetic number, because the mean of its divisors is an integer number (850668).

Almost surely, 2^8909906 is an apocalyptic number.

8909906 is a deficient number, since it is larger than the sum of its proper divisors (4700782).

8909906 is a wasteful number, since it uses less digits than its factorization.

8909906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497.

The product of its (nonzero) digits is 34992, while the sum is 41.

The square root of 8909906 is about 2984.9465656859. The cubic root of 8909906 is about 207.3119678520.

The spelling of 8909906 in words is "eight million, nine hundred nine thousand, nine hundred six".