9865229 has 8 divisors (see below), whose sum is σ = 11230272. Its totient is φ = 8578240.

The previous prime is 9865211. The next prime is 9865241. The reversal of 9865229 is 9225689.

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

It is not a de Polignac number, because 9865229 - 2¹⁶ = 9799693 is a prime.

It is a super-3 number, since 3×9865229³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9865279) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19244 + ... + 19749.

It is an arithmetic number, because the mean of its divisors is an integer number (1403784).

Almost surely, 2^9865229 is an apocalyptic number.

It is an amenable number.

9865229 is a deficient number, since it is larger than the sum of its proper divisors (1365043).

9865229 is a wasteful number, since it uses less digits than its factorization.

9865229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39027.

The product of its digits is 77760, while the sum is 41.

The square root of 9865229 is about 3140.8962096828. The cubic root of 9865229 is about 214.4712371530.

The spelling of 9865229 in words is "nine million, eight hundred sixty-five thousand, two hundred twenty-nine".