9885900 has 72 divisors (see below), whose sum is σ = 29553664. Its totient is φ = 2548800.

The previous prime is 9885893. The next prime is 9885901. The reversal of 9885900 is 95889.

9885900 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (9885901) 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, 8769 + ... + 9831.

Almost surely, 2^9885900 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 9885900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14776832).

9885900 is an abundant number, since it is smaller than the sum of its proper divisors (19667764).

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

9885900 is a wasteful number, since it uses less digits than its factorization.

9885900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111 (or 1104 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 39.

The square root of 9885900 is about 3144.1851090545. The cubic root of 9885900 is about 214.6209293056.

The spelling of 9885900 in words is "nine million, eight hundred eighty-five thousand, nine hundred".