4668544 has 16 divisors (see below), whose sum is σ = 9300870. Its totient is φ = 2334208.

The previous prime is 4668541. The next prime is 4668551. The reversal of 4668544 is 4458664.

It can be written as a sum of positive squares in only one way, i.e., 4161600 + 506944 = 2040^2 + 712^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (4668541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18109 + ... + 18364.

Almost surely, 2^4668544 is an apocalyptic number.

It is an amenable number.

4668544 is a deficient number, since it is larger than the sum of its proper divisors (4632326).

4668544 is an equidigital number, since it uses as much as digits as its factorization.

4668544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36487 (or 36475 counting only the distinct ones).

The product of its digits is 92160, while the sum is 37.

The square root of 4668544 is about 2160.6813740114. The cubic root of 4668544 is about 167.1323368073.

The spelling of 4668544 in words is "four million, six hundred sixty-eight thousand, five hundred forty-four".