6618118 has 16 divisors (see below), whose sum is σ = 11254320. Its totient is φ = 2893536.

The previous prime is 6618113. The next prime is 6618127. The reversal of 6618118 is 8118166.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 6618118.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6618113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6205 + ... + 7192.

It is an arithmetic number, because the mean of its divisors is an integer number (703395).

Almost surely, 2^6618118 is an apocalyptic number.

6618118 is a deficient number, since it is larger than the sum of its proper divisors (4636202).

6618118 is a wasteful number, since it uses less digits than its factorization.

6618118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13431.

The product of its digits is 2304, while the sum is 31.

The square root of 6618118 is about 2572.5703100207. The cubic root of 6618118 is about 187.7492318245.

The spelling of 6618118 in words is "six million, six hundred eighteen thousand, one hundred eighteen".