9919116 has 18 divisors (see below), whose sum is σ = 25073412. Its totient is φ = 3306360.

The previous prime is 9919097. The next prime is 9919183. The reversal of 9919116 is 6119199.

9919116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 275531 = 9919116 / (9 + 9 + 1 + 9 + 1 + 1 + 6).

It is a nude number because it is divisible by every one of its digits.

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, 137730 + ... + 137801.

Almost surely, 2^9919116 is an apocalyptic number.

It is an amenable number.

9919116 is an abundant number, since it is smaller than the sum of its proper divisors (15154296).

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

9919116 is a wasteful number, since it uses less digits than its factorization.

9919116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275541 (or 275536 counting only the distinct ones).

The product of its digits is 4374, while the sum is 36.

The square root of 9919116 is about 3149.4628113378. The cubic root of 9919116 is about 214.8610315218.

The spelling of 9919116 in words is "nine million, nine hundred nineteen thousand, one hundred sixteen".