52666244 has 12 divisors (see below), whose sum is σ = 94657164. Its totient is φ = 25621344.

The previous prime is 52666193. The next prime is 52666261. The reversal of 52666244 is 44266625.

52666244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 37063744 + 15602500 = 6088^2 + 3950^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 177779 + ... + 178074.

It is an arithmetic number, because the mean of its divisors is an integer number (7888097).

Almost surely, 2^52666244 is an apocalyptic number.

It is an amenable number.

52666244 is a deficient number, since it is larger than the sum of its proper divisors (41990920).

52666244 is a wasteful number, since it uses less digits than its factorization.

52666244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355894 (or 355892 counting only the distinct ones).

The product of its digits is 69120, while the sum is 35.

The square root of 52666244 is about 7257.1512317162. The cubic root of 52666244 is about 374.8384346974.

The spelling of 52666244 in words is "fifty-two million, six hundred sixty-six thousand, two hundred forty-four".