4666818 has 64 divisors (see below), whose sum is σ = 10967040. Its totient is φ = 1311552.

The previous prime is 4666813. The next prime is 4666819. The reversal of 4666818 is 8186664.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4666813) 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 31 ways as a sum of consecutive naturals, for example, 69621 + ... + 69687.

It is an arithmetic number, because the mean of its divisors is an integer number (171360).

Almost surely, 2^4666818 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4666818, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5483520).

4666818 is an abundant number, since it is smaller than the sum of its proper divisors (6300222).

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

4666818 is a wasteful number, since it uses less digits than its factorization.

4666818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151.

The product of its digits is 55296, while the sum is 39.

The square root of 4666818 is about 2160.2819260458. The cubic root of 4666818 is about 167.1117375247. Note that the first 3 decimals are identical.

The spelling of 4666818 in words is "four million, six hundred sixty-six thousand, eight hundred eighteen".