9988602 has 32 divisors (see below), whose sum is σ = 21799680. Its totient is φ = 3032640.

The previous prime is 9988579. The next prime is 9988607. The reversal of 9988602 is 2068899.

It is not an unprimeable number, because it can be changed into a prime (9988607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5352 + ... + 6972.

It is an arithmetic number, because the mean of its divisors is an integer number (681240).

Almost surely, 2^9988602 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9988602, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10899840).

9988602 is an abundant number, since it is smaller than the sum of its proper divisors (11811078).

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

9988602 is a wasteful number, since it uses less digits than its factorization.

9988602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1718.

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 9988602 is about 3160.4749643052. The cubic root of 9988602 is about 215.3615837290.

The spelling of 9988602 in words is "nine million, nine hundred eighty-eight thousand, six hundred two".