9168144 has 40 divisors (see below), whose sum is σ = 23793120. Its totient is φ = 3042048.

The previous prime is 9168109. The next prime is 9168167. The reversal of 9168144 is 4418619.

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, 19399 + ... + 19865.

It is an arithmetic number, because the mean of its divisors is an integer number (594828).

Almost surely, 2^9168144 is an apocalyptic number.

It is an amenable number.

9168144 is an abundant number, since it is smaller than the sum of its proper divisors (14624976).

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

9168144 is a wasteful number, since it uses less digits than its factorization.

9168144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887 (or 881 counting only the distinct ones).

The product of its digits is 6912, while the sum is 33.

The square root of 9168144 is about 3027.8943178387. The cubic root of 9168144 is about 209.2957816892.

The spelling of 9168144 in words is "nine million, one hundred sixty-eight thousand, one hundred forty-four".