9840920 has 32 divisors (see below), whose sum is σ = 22237200. Its totient is φ = 3919488.

The previous prime is 9840899. The next prime is 9840983. The reversal of 9840920 is 290489.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13526 + ... + 14234.

Almost surely, 2^9840920 is an apocalyptic number.

It is an amenable number.

9840920 is an abundant number, since it is smaller than the sum of its proper divisors (12396280).

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

9840920 is a wasteful number, since it uses less digits than its factorization.

9840920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067 (or 1063 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 9840920 is about 3137.0240674882. The cubic root of 9840920 is about 214.2949320902.

The spelling of 9840920 in words is "nine million, eight hundred forty thousand, nine hundred twenty".