9873032389 has 6 divisors (see below), whose sum is σ = 10852176230. Its totient is φ = 8975483880.

The previous prime is 9873032369. The next prime is 9873032423. The reversal of 9873032389 is 9832303789.

9873032389 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8145965025 + 1727067364 = 90255^2 + 41558^2 .

It is not a de Polignac number, because 9873032389 - 2¹³ = 9873024197 is a prime.

It is a super-3 number, since 3×9873032389³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9873032369) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40797534 + ... + 40797775.

Almost surely, 2^9873032389 is an apocalyptic number.

It is an amenable number.

9873032389 is a deficient number, since it is larger than the sum of its proper divisors (979143841).

9873032389 is a wasteful number, since it uses less digits than its factorization.

9873032389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81595331 (or 81595320 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 52.

The square root of 9873032389 is about 99363.1339531921. The cubic root of 9873032389 is about 2145.2777111397.

The spelling of 9873032389 in words is "nine billion, eight hundred seventy-three million, thirty-two thousand, three hundred eighty-nine".