9868156 has 12 divisors (see below), whose sum is σ = 17671192. Its totient is φ = 4819248.

The previous prime is 9868151. The next prime is 9868169. The reversal of 9868156 is 6518689.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9868151) 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 3 ways as a sum of consecutive naturals, for example, 28515 + ... + 28858.

Almost surely, 2^9868156 is an apocalyptic number.

It is an amenable number.

9868156 is a deficient number, since it is larger than the sum of its proper divisors (7803036).

9868156 is a wasteful number, since it uses less digits than its factorization.

9868156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57420 (or 57418 counting only the distinct ones).

The product of its digits is 103680, while the sum is 43.

The square root of 9868156 is about 3141.3621249388. The cubic root of 9868156 is about 214.4924461635.

The spelling of 9868156 in words is "nine million, eight hundred sixty-eight thousand, one hundred fifty-six".