9873089 has 4 divisors (see below), whose sum is σ = 9902724. Its totient is φ = 9843456.

The previous prime is 9873067. The next prime is 9873109. The reversal of 9873089 is 9803789.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4765489 + 5107600 = 2183^2 + 2260^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9873089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9873029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14312 + ... + 14985.

It is an arithmetic number, because the mean of its divisors is an integer number (2475681).

Almost surely, 2^9873089 is an apocalyptic number.

It is an amenable number.

9873089 is a deficient number, since it is larger than the sum of its proper divisors (29635).

9873089 is a wasteful number, since it uses less digits than its factorization.

9873089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29634.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 9873089 is about 3142.1471957883. The cubic root of 9873089 is about 214.5281811403.

The spelling of 9873089 in words is "nine million, eight hundred seventy-three thousand, eighty-nine".