9806928 has 20 divisors (see below), whose sum is σ = 25334688. Its totient is φ = 3268960.

The previous prime is 9806917. The next prime is 9806957. The reversal of 9806928 is 8296089.

It is a self number, because there is not a number n which added to its sum of digits gives 9806928.

It is a congruent number.

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, 102108 + ... + 102203.

Almost surely, 2^9806928 is an apocalyptic number.

It is an amenable number.

9806928 is an abundant number, since it is smaller than the sum of its proper divisors (15527760).

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

9806928 is a wasteful number, since it uses less digits than its factorization.

9806928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204322 (or 204316 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 9806928 is about 3131.6015072164. The cubic root of 9806928 is about 214.0479119439.

It can be divided in two parts, 980692 and 8, that added together give a triangular number (980700 = T₁₄₀₀).

The spelling of 9806928 in words is "nine million, eight hundred six thousand, nine hundred twenty-eight".