9903608 has 48 divisors (see below), whose sum is σ = 22008840. Its totient is φ = 4150080.

The previous prime is 9903589. The next prime is 9903623. The reversal of 9903608 is 8063099.

It is a Cunningham number, because it is equal to 3147²-1.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12191 + ... + 12977.

Almost surely, 2^9903608 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 9903608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11004420).

9903608 is an abundant number, since it is smaller than the sum of its proper divisors (12105232).

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

9903608 is a wasteful number, since it uses less digits than its factorization.

9903608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 828 (or 813 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 9903608 is about 3146.9998411185. Note that the first 3 decimals coincide. The cubic root of 9903608 is about 214.7489985918.

The spelling of 9903608 in words is "nine million, nine hundred three thousand, six hundred eight".