8909133 has 8 divisors (see below), whose sum is σ = 11897568. Its totient is φ = 5930064.

The previous prime is 8909101. The next prime is 8909143. The reversal of 8909133 is 3319098.

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

It is not a de Polignac number, because 8909133 - 2⁵ = 8909101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8909094 and 8909103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8909143) 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 7 ways as a sum of consecutive naturals, for example, 310 + ... + 4232.

It is an arithmetic number, because the mean of its divisors is an integer number (1487196).

Almost surely, 2^8909133 is an apocalyptic number.

It is an amenable number.

8909133 is a deficient number, since it is larger than the sum of its proper divisors (2988435).

8909133 is a wasteful number, since it uses less digits than its factorization.

8909133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4683.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 8909133 is about 2984.8170798225. The cubic root of 8909133 is about 207.3059723983.

The spelling of 8909133 in words is "eight million, nine hundred nine thousand, one hundred thirty-three".