9898105 has 16 divisors (see below), whose sum is σ = 13628160. Its totient is φ = 6760512.

The previous prime is 9898087. The next prime is 9898117. The reversal of 9898105 is 5018989.

It is a cyclic number.

It is not a de Polignac number, because 9898105 - 2¹⁵ = 9865337 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13252 + ... + 13978.

It is an arithmetic number, because the mean of its divisors is an integer number (851760).

Almost surely, 2^9898105 is an apocalyptic number.

It is an amenable number.

9898105 is a deficient number, since it is larger than the sum of its proper divisors (3730055).

9898105 is a wasteful number, since it uses less digits than its factorization.

9898105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128.

The product of its (nonzero) digits is 25920, while the sum is 40.

The square root of 9898105 is about 3146.1253948309. The cubic root of 9898105 is about 214.7092156934.

The spelling of 9898105 in words is "nine million, eight hundred ninety-eight thousand, one hundred five".