7118166 has 32 divisors (see below), whose sum is σ = 16070400. Its totient is φ = 2082080.

The previous prime is 7118161. The next prime is 7118183. The reversal of 7118166 is 6618117.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7118161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55 + ... + 3773.

It is an arithmetic number, because the mean of its divisors is an integer number (502200).

Almost surely, 2^7118166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7118166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8035200).

7118166 is an abundant number, since it is smaller than the sum of its proper divisors (8952234).

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

7118166 is a wasteful number, since it uses less digits than its factorization.

7118166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3764.

The product of its digits is 2016, while the sum is 30.

The square root of 7118166 is about 2667.9891304126. The cubic root of 7118166 is about 192.3635148795.

The spelling of 7118166 in words is "seven million, one hundred eighteen thousand, one hundred sixty-six".