4689866 has 16 divisors (see below), whose sum is σ = 7376640. Its totient is φ = 2233440.

The previous prime is 4689859. The next prime is 4689869. The reversal of 4689866 is 6689864.

It is a self number, because there is not a number n which added to its sum of digits gives 4689866.

It is not an unprimeable number, because it can be changed into a prime (4689869) 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 7 ways as a sum of consecutive naturals, for example, 3590 + ... + 4718.

It is an arithmetic number, because the mean of its divisors is an integer number (461040).

Almost surely, 2^4689866 is an apocalyptic number.

4689866 is a deficient number, since it is larger than the sum of its proper divisors (2686774).

4689866 is a wasteful number, since it uses less digits than its factorization.

4689866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1229.

The product of its digits is 497664, while the sum is 47.

The square root of 4689866 is about 2165.6098448243. The cubic root of 4689866 is about 167.3863906219.

It can be divided in two parts, 46898 and 66, that added together give a palindrome (46964).

The spelling of 4689866 in words is "four million, six hundred eighty-nine thousand, eight hundred sixty-six".