8989173 has 24 divisors (see below), whose sum is σ = 13478400. Its totient is φ = 5769504.

The previous prime is 8989153. The next prime is 8989199. The reversal of 8989173 is 3719898.

8989173 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8989173 - 2¹⁰ = 8988149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8989103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33283 + ... + 33551.

It is an arithmetic number, because the mean of its divisors is an integer number (561600).

Almost surely, 2^8989173 is an apocalyptic number.

It is an amenable number.

8989173 is a deficient number, since it is larger than the sum of its proper divisors (4489227).

8989173 is a wasteful number, since it uses less digits than its factorization.

8989173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401 (or 398 counting only the distinct ones).

The product of its digits is 108864, while the sum is 45.

The square root of 8989173 is about 2998.1949569699. The cubic root of 8989173 is about 207.9249374736.

It can be divided in two parts, 89 and 89173, that multiplied together give a palindrome (7936397).

The spelling of 8989173 in words is "eight million, nine hundred eighty-nine thousand, one hundred seventy-three".