9138166 has 8 divisors (see below), whose sum is σ = 13932144. Its totient is φ = 4494120.

The previous prime is 9138139. The next prime is 9138169. The reversal of 9138166 is 6618319.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9138169) 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, 37330 + ... + 37573.

It is an arithmetic number, because the mean of its divisors is an integer number (1741518).

Almost surely, 2^9138166 is an apocalyptic number.

9138166 is a deficient number, since it is larger than the sum of its proper divisors (4793978).

9138166 is a wasteful number, since it uses less digits than its factorization.

9138166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74966.

The product of its digits is 7776, while the sum is 34.

The square root of 9138166 is about 3022.9399597081. The cubic root of 9138166 is about 209.0674141327.

The spelling of 9138166 in words is "nine million, one hundred thirty-eight thousand, one hundred sixty-six".