9898924 has 48 divisors (see below), whose sum is σ = 21772800. Its totient is φ = 3839616.

The previous prime is 9898921. The next prime is 9898979. The reversal of 9898924 is 4298989.

It is a happy number.

9898924 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9898921) 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, 11832 + ... + 12640.

It is an arithmetic number, because the mean of its divisors is an integer number (453600).

Almost surely, 2^9898924 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 9898924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10886400).

9898924 is an abundant number, since it is smaller than the sum of its proper divisors (11873876).

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

9898924 is a wasteful number, since it uses less digits than its factorization.

9898924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862 (or 860 counting only the distinct ones).

The product of its digits is 373248, while the sum is 49.

The square root of 9898924 is about 3146.2555522398. The cubic root of 9898924 is about 214.7151374329.

The spelling of 9898924 in words is "nine million, eight hundred ninety-eight thousand, nine hundred twenty-four".