9878016 has 80 divisors (see below), whose sum is σ = 27007200. Its totient is φ = 3207168.

The previous prime is 9877997. The next prime is 9878023. The reversal of 9878016 is 6108789.

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, 90570 + ... + 90678.

It is an arithmetic number, because the mean of its divisors is an integer number (337590).

Almost surely, 2^9878016 is an apocalyptic number.

9878016 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9878016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13503600).

9878016 is an abundant number, since it is smaller than the sum of its proper divisors (17129184).

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

9878016 is a wasteful number, since it uses less digits than its factorization.

9878016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189 (or 173 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 39.

The square root of 9878016 is about 3142.9311160126. The cubic root of 9878016 is about 214.5638607732.

The spelling of 9878016 in words is "nine million, eight hundred seventy-eight thousand, sixteen".