9905896 has 64 divisors (see below), whose sum is σ = 24958080. Its totient is φ = 3559680.

The previous prime is 9905891. The next prime is 9905911. The reversal of 9905896 is 6985099.

It is a happy number.

9905896 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (9905891) 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, 7390 + ... + 8626.

It is an arithmetic number, because the mean of its divisors is an integer number (389970).

Almost surely, 2^9905896 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 9905896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12479040).

9905896 is an abundant number, since it is smaller than the sum of its proper divisors (15052184).

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

9905896 is a wasteful number, since it uses less digits than its factorization.

9905896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274 (or 1270 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 46.

The square root of 9905896 is about 3147.3633409570. The cubic root of 9905896 is about 214.7655349179.

It can be divided in two parts, 9905 and 896, that added together give a palindrome (10801).

The spelling of 9905896 in words is "nine million, nine hundred five thousand, eight hundred ninety-six".