9849856 has 22 divisors (see below), whose sum is σ = 19692140. Its totient is φ = 4924416.

The previous prime is 9849793. The next prime is 9849857. The reversal of 9849856 is 6589489.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (9849857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3786 + ... + 5833.

Almost surely, 2^9849856 is an apocalyptic number.

It is an amenable number.

9849856 is a deficient number, since it is larger than the sum of its proper divisors (9842284).

9849856 is an equidigital number, since it uses as much as digits as its factorization.

9849856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9639 (or 9621 counting only the distinct ones).

The product of its digits is 622080, while the sum is 49.

The square root of 9849856 is about 3138.4480241036. The cubic root of 9849856 is about 214.3597756275.

The spelling of 9849856 in words is "nine million, eight hundred forty-nine thousand, eight hundred fifty-six".