4518866 has 24 divisors (see below), whose sum is σ = 7584192. Its totient is φ = 2017400.

The previous prime is 4518863. The next prime is 4518881. The reversal of 4518866 is 6688154.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4518863) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17051 + ... + 17313.

It is an arithmetic number, because the mean of its divisors is an integer number (316008).

Almost surely, 2^4518866 is an apocalyptic number.

4518866 is a deficient number, since it is larger than the sum of its proper divisors (3065326).

4518866 is a wasteful number, since it uses less digits than its factorization.

4518866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358 (or 347 counting only the distinct ones).

The product of its digits is 46080, while the sum is 38.

The square root of 4518866 is about 2125.7624514512. The cubic root of 4518866 is about 165.3267598771.

It can be divided in two parts, 45188 and 66, that added together give a palindrome (45254).

The spelling of 4518866 in words is "four million, five hundred eighteen thousand, eight hundred sixty-six".