9799856 has 20 divisors (see below), whose sum is σ = 20713704. Its totient is φ = 4454400.

The previous prime is 9799849. The next prime is 9799897. The reversal of 9799856 is 6589979.

It is a junction number, because it is equal to n+sod(n) for n = 9799798 and 9799807.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27665 + ... + 28016.

Almost surely, 2^9799856 is an apocalyptic number.

It is an amenable number.

9799856 is an abundant number, since it is smaller than the sum of its proper divisors (10913848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9799856 is a wasteful number, since it uses less digits than its factorization.

9799856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55700 (or 55694 counting only the distinct ones).

The product of its digits is 1224720, while the sum is 53.

The square root of 9799856 is about 3130.4721688589. The cubic root of 9799856 is about 213.9964479569.

The spelling of 9799856 in words is "nine million, seven hundred ninety-nine thousand, eight hundred fifty-six".