9904888 has 32 divisors (see below), whose sum is σ = 21490560. Its totient is φ = 4191840.

The previous prime is 9904847. The next prime is 9904889. The reversal of 9904888 is 8884099.

9904888 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

9904888 is strictly pandigital in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9904889) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3583 + ... + 5713.

It is an arithmetic number, because the mean of its divisors is an integer number (671580).

Almost surely, 2^9904888 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 9904888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10745280).

9904888 is an abundant number, since it is smaller than the sum of its proper divisors (11585672).

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

9904888 is a wasteful number, since it uses less digits than its factorization.

9904888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2227 (or 2223 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 46.

The square root of 9904888 is about 3147.2032028453. The cubic root of 9904888 is about 214.7582499971.

The spelling of 9904888 in words is "nine million, nine hundred four thousand, eight hundred eighty-eight".