8906109 has 16 divisors (see below), whose sum is σ = 12272640. Its totient is φ = 5742000.

The previous prime is 8906089. The next prime is 8906111. The reversal of 8906109 is 9016098.

It is a happy number.

It is not a de Polignac number, because 8906109 - 2⁹ = 8905597 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8906109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8906179) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11484 + ... + 12234.

It is an arithmetic number, because the mean of its divisors is an integer number (767040).

Almost surely, 2^8906109 is an apocalyptic number.

It is an amenable number.

8906109 is a deficient number, since it is larger than the sum of its proper divisors (3366531).

8906109 is a wasteful number, since it uses less digits than its factorization.

8906109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880.

The product of its (nonzero) digits is 3888, while the sum is 33.

The square root of 8906109 is about 2984.3104731244. The cubic root of 8906109 is about 207.2825146649.

The spelling of 8906109 in words is "eight million, nine hundred six thousand, one hundred nine".