9873960 has 64 divisors (see below), whose sum is σ = 29937600. Its totient is φ = 2605056.

The previous prime is 9873947. The next prime is 9873967. The reversal of 9873960 is 693789.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (9873967) 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, 12456 + ... + 13224.

It is an arithmetic number, because the mean of its divisors is an integer number (467775).

Almost surely, 2^9873960 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9873960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14968800).

9873960 is an abundant number, since it is smaller than the sum of its proper divisors (20063640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9873960 is a wasteful number, since it uses less digits than its factorization.

9873960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890 (or 886 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 9873960 is about 3142.2857922220. The cubic root of 9873960 is about 214.5344894851.

The spelling of 9873960 in words is "nine million, eight hundred seventy-three thousand, nine hundred sixty".