9207216 has 40 divisors (see below), whose sum is σ = 26429360. Its totient is φ = 3068928.

The previous prime is 9207197. The next prime is 9207227. The reversal of 9207216 is 6127029.

9207216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 9207216.

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, 10225 + ... + 11088.

It is an arithmetic number, because the mean of its divisors is an integer number (660734).

Almost surely, 2^9207216 is an apocalyptic number.

It is an amenable number.

9207216 is an abundant number, since it is smaller than the sum of its proper divisors (17222144).

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

9207216 is a wasteful number, since it uses less digits than its factorization.

9207216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21330 (or 21318 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 9207216 is about 3034.3394668362. The cubic root of 9207216 is about 209.5926798523.

The spelling of 9207216 in words is "nine million, two hundred seven thousand, two hundred sixteen".