9927216 has 60 divisors (see below), whose sum is σ = 29925168. Its totient is φ = 3053952.

The previous prime is 9927179. The next prime is 9927217. The reversal of 9927216 is 6127299.

9927216 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9927217) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 780 + ... + 4523.

Almost surely, 2^9927216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9927216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14962584).

9927216 is an abundant number, since it is smaller than the sum of its proper divisors (19997952).

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

9927216 is a wasteful number, since it uses less digits than its factorization.

9927216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5330 (or 5321 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 9927216 is about 3150.7484825038. The cubic root of 9927216 is about 214.9195011421.

The spelling of 9927216 in words is "nine million, nine hundred twenty-seven thousand, two hundred sixteen".