9918116 has 24 divisors (see below), whose sum is σ = 19339320. Its totient is φ = 4419072.

The previous prime is 9918091. The next prime is 9918121. The reversal of 9918116 is 6118199.

9918116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2735716 + 7182400 = 1654^2 + 2680^2 .

It is a congruent number.

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, 1781 + ... + 4796.

It is an arithmetic number, because the mean of its divisors is an integer number (805805).

Almost surely, 2^9918116 is an apocalyptic number.

It is an amenable number.

9918116 is a deficient number, since it is larger than the sum of its proper divisors (9421204).

9918116 is a wasteful number, since it uses less digits than its factorization.

9918116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6623 (or 6621 counting only the distinct ones).

The product of its digits is 3888, while the sum is 35.

The square root of 9918116 is about 3149.3040501038. The cubic root of 9918116 is about 214.8538108430.

The spelling of 9918116 in words is "nine million, nine hundred eighteen thousand, one hundred sixteen".