9727216 has 10 divisors (see below), whose sum is σ = 18846512. Its totient is φ = 4863600.

The previous prime is 9727199. The next prime is 9727219. The reversal of 9727216 is 6127279.

It is a super-2 number, since 2×9727216² = 189237462221312, which contains 22 as substring.

It is a nialpdrome in base 15.

It is a zygodrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9727219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303960 + ... + 303991.

Almost surely, 2^9727216 is an apocalyptic number.

It is an amenable number.

9727216 is a deficient number, since it is larger than the sum of its proper divisors (9119296).

9727216 is a wasteful number, since it uses less digits than its factorization.

9727216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607959 (or 607953 counting only the distinct ones).

The product of its digits is 10584, while the sum is 34.

The square root of 9727216 is about 3118.8485054584. The cubic root of 9727216 is about 213.4663970208.

The spelling of 9727216 in words is "nine million, seven hundred twenty-seven thousand, two hundred sixteen".