9899141 has 16 divisors (see below), whose sum is σ = 11665920. Its totient is φ = 8225280.

The previous prime is 9899119. The next prime is 9899143. The reversal of 9899141 is 1419989.

It is not a de Polignac number, because 9899141 - 2¹⁰ = 9898117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9899143) 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, 41300 + ... + 41538.

It is an arithmetic number, because the mean of its divisors is an integer number (729120).

Almost surely, 2^9899141 is an apocalyptic number.

It is an amenable number.

9899141 is a deficient number, since it is larger than the sum of its proper divisors (1766779).

9899141 is a wasteful number, since it uses less digits than its factorization.

9899141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404.

The product of its digits is 23328, while the sum is 41.

The square root of 9899141 is about 3146.2900374886. The cubic root of 9899141 is about 214.7167063861.

The spelling of 9899141 in words is "nine million, eight hundred ninety-nine thousand, one hundred forty-one".