9489900 has 72 divisors (see below), whose sum is σ = 31386880. Its totient is φ = 2168640.

The previous prime is 9489899. The next prime is 9489913. The reversal of 9489900 is 99849.

9489900 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 160 + ... + 4359.

Almost surely, 2^9489900 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 9489900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15693440).

9489900 is an abundant number, since it is smaller than the sum of its proper divisors (21896980).

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

9489900 is a wasteful number, since it uses less digits than its factorization.

9489900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4543 (or 4536 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 9489900 is about 3080.5681294203. The cubic root of 9489900 is about 211.7160967769.

The spelling of 9489900 in words is "nine million, four hundred eighty-nine thousand, nine hundred".