9896988 has 12 divisors (see below), whose sum is σ = 23093000. Its totient is φ = 3298992.

The previous prime is 9896987. The next prime is 9896989. The reversal of 9896988 is 8896989.

It is an interprime number because it is at equal distance from previous prime (9896987) and next prime (9896989).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9896981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 412363 + ... + 412386.

Almost surely, 2^9896988 is an apocalyptic number.

It is an amenable number.

9896988 is an abundant number, since it is smaller than the sum of its proper divisors (13196012).

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

9896988 is a wasteful number, since it uses less digits than its factorization.

9896988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824756 (or 824754 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 57.

The square root of 9896988 is about 3145.9478698796. The cubic root of 9896988 is about 214.7011387529.

Subtracting from 9896988 its reverse (8896989), we obtain a palindrome (999999).

The spelling of 9896988 in words is "nine million, eight hundred ninety-six thousand, nine hundred eighty-eight".