9898126 has 32 divisors (see below), whose sum is σ = 18063360. Its totient is φ = 3973536.

The previous prime is 9898123. The next prime is 9898139. The reversal of 9898126 is 6218989.

It is a happy number.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9898123) 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, 33636 + ... + 33928.

It is an arithmetic number, because the mean of its divisors is an integer number (564480).

Almost surely, 2^9898126 is an apocalyptic number.

9898126 is a deficient number, since it is larger than the sum of its proper divisors (8165234).

9898126 is a wasteful number, since it uses less digits than its factorization.

9898126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448.

The product of its digits is 62208, while the sum is 43.

The square root of 9898126 is about 3146.1287322676. The cubic root of 9898126 is about 214.7093675369.

The spelling of 9898126 in words is "nine million, eight hundred ninety-eight thousand, one hundred twenty-six".