9880384 has 28 divisors (see below), whose sum is σ = 19714464. Its totient is φ = 4913024.

The previous prime is 9880373. The next prime is 9880391. The reversal of 9880384 is 4830889.

9880384 = T₂₅₆₅ + T₂₅₆₆ + T₂₅₆₇.

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, 16539 + ... + 17125.

It is an arithmetic number, because the mean of its divisors is an integer number (704088).

Almost surely, 2^9880384 is an apocalyptic number.

9880384 is the 2567-th centered triangular number.

It is an amenable number.

9880384 is a deficient number, since it is larger than the sum of its proper divisors (9834080).

9880384 is a wasteful number, since it uses less digits than its factorization.

9880384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862 (or 852 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 40.

The square root of 9880384 is about 3143.3078118441. The cubic root of 9880384 is about 214.5810047903.

The spelling of 9880384 in words is "nine million, eight hundred eighty thousand, three hundred eighty-four".