9168916 has 12 divisors (see below), whose sum is σ = 16989588. Its totient is φ = 4314752.

The previous prime is 9168911. The next prime is 9168923. The reversal of 9168916 is 6198619.

It can be written as a sum of positive squares in 2 ways, for example, as 5152900 + 4016016 = 2270^2 + 2004^2 .

9168916 is a strobogrammatic number because it is the same when read upside-down.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9168911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67351 + ... + 67486.

It is an arithmetic number, because the mean of its divisors is an integer number (1415799).

Almost surely, 2^9168916 is an apocalyptic number.

It is an amenable number.

9168916 is a deficient number, since it is larger than the sum of its proper divisors (7820672).

9168916 is a wasteful number, since it uses less digits than its factorization.

9168916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134858 (or 134856 counting only the distinct ones).

The product of its digits is 23328, while the sum is 40.

The square root of 9168916 is about 3028.0217964869. The cubic root of 9168916 is about 209.3016560809.

The spelling of 9168916 in words is "nine million, one hundred sixty-eight thousand, nine hundred sixteen".