9899229 has 8 divisors (see below), whose sum is σ = 13224672. Its totient is φ = 6586640.

The previous prime is 9899221. The next prime is 9899257. The reversal of 9899229 is 9229989.

9899229 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9899229 - 2³ = 9899221 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9899221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1242 + ... + 4619.

It is an arithmetic number, because the mean of its divisors is an integer number (1653084).

Almost surely, 2^9899229 is an apocalyptic number.

It is an amenable number.

9899229 is a deficient number, since it is larger than the sum of its proper divisors (3325443).

9899229 is a wasteful number, since it uses less digits than its factorization.

9899229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6427.

The product of its digits is 209952, while the sum is 48.

The square root of 9899229 is about 3146.3040221822. The cubic root of 9899229 is about 214.7173426370.

The spelling of 9899229 in words is "nine million, eight hundred ninety-nine thousand, two hundred twenty-nine".