9898841 has 2 divisors, whose sum is σ = 9898842. Its totient is φ = 9898840.

The previous prime is 9898807. The next prime is 9898849. The reversal of 9898841 is 1488989.

9898841 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6553600 + 3345241 = 2560^2 + 1829^2 .

It is an emirp because it is prime and its reverse (1488989) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9898841 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9898849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4949420 + 4949421.

It is an arithmetic number, because the mean of its divisors is an integer number (4949421).

Almost surely, 2^9898841 is an apocalyptic number.

It is an amenable number.

9898841 is a deficient number, since it is larger than the sum of its proper divisors (1).

9898841 is an equidigital number, since it uses as much as digits as its factorization.

9898841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165888, while the sum is 47.

The square root of 9898841 is about 3146.2423619295. The cubic root of 9898841 is about 214.7145373203.

The spelling of 9898841 in words is "nine million, eight hundred ninety-eight thousand, eight hundred forty-one".