4666564 has 36 divisors (see below), whose sum is σ = 9839340. Its totient is φ = 1928640.

The previous prime is 4666559. The next prime is 4666589. The reversal of 4666564 is 4656664.

It can be written as a sum of positive squares in 2 ways, for example, as 1844164 + 2822400 = 1358^2 + 1680^2 .

It is a nialpdrome in base 7.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5274 + ... + 6094.

It is an arithmetic number, because the mean of its divisors is an integer number (273315).

Almost surely, 2^4666564 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4666564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4919670).

4666564 is an abundant number, since it is smaller than the sum of its proper divisors (5172776).

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

4666564 is a wasteful number, since it uses less digits than its factorization.

4666564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 868 (or 859 counting only the distinct ones).

The product of its digits is 103680, while the sum is 37.

The square root of 4666564 is about 2160.2231366227. The cubic root of 4666564 is about 167.1087056837.

The spelling of 4666564 in words is "four million, six hundred sixty-six thousand, five hundred sixty-four".