9217116 has 18 divisors (see below), whose sum is σ = 23298912. Its totient is φ = 3072360.

The previous prime is 9217097. The next prime is 9217121. The reversal of 9217116 is 6117129.

9217116 is nontrivially palindromic in base 8.

It is a tau number, because it is divible by the number of its divisors (18).

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 self number, because there is not a number n which added to its sum of digits gives 9217116.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 127980 + ... + 128051.

It is an arithmetic number, because the mean of its divisors is an integer number (1294384).

Almost surely, 2^9217116 is an apocalyptic number.

It is an amenable number.

9217116 is an abundant number, since it is smaller than the sum of its proper divisors (14081796).

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

9217116 is a wasteful number, since it uses less digits than its factorization.

9217116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256041 (or 256036 counting only the distinct ones).

The product of its digits is 756, while the sum is 27.

The square root of 9217116 is about 3035.9703555865. The cubic root of 9217116 is about 209.6677740059.

The spelling of 9217116 in words is "nine million, two hundred seventeen thousand, one hundred sixteen".