8909313 has 16 divisors (see below), whose sum is σ = 13618176. Its totient is φ = 5075280.

The previous prime is 8909297. The next prime is 8909317. The reversal of 8909313 is 3139098.

It is not a de Polignac number, because 8909313 - 2⁴ = 8909297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8909317) 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, 11620 + ... + 12362.

It is an arithmetic number, because the mean of its divisors is an integer number (851136).

Almost surely, 2^8909313 is an apocalyptic number.

It is an amenable number.

8909313 is a deficient number, since it is larger than the sum of its proper divisors (4708863).

8909313 is a wasteful number, since it uses less digits than its factorization.

8909313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324.

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

The square root of 8909313 is about 2984.8472322717. The cubic root of 8909313 is about 207.3073685246.

The spelling of 8909313 in words is "eight million, nine hundred nine thousand, three hundred thirteen".