9898100 has 18 divisors (see below), whose sum is σ = 21479094. Its totient is φ = 3959200.

The previous prime is 9898087. The next prime is 9898117. The reversal of 9898100 is 18989.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 784 + 9897316 = 28^2 + 3146^2 .

It is a super-2 number, since 2×9898100² = 195944767220000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49391 + ... + 49590.

It is an arithmetic number, because the mean of its divisors is an integer number (1193283).

Almost surely, 2^9898100 is an apocalyptic number.

It is an amenable number.

9898100 is an abundant number, since it is smaller than the sum of its proper divisors (11580994).

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

9898100 is a wasteful number, since it uses less digits than its factorization.

9898100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98995 (or 98988 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 35.

The square root of 9898100 is about 3146.1246002026. The cubic root of 9898100 is about 214.7091795401.

The spelling of 9898100 in words is "nine million, eight hundred ninety-eight thousand, one hundred".