52665746 has 16 divisors (see below), whose sum is σ = 90576576. Its totient is φ = 22497936.

The previous prime is 52665737. The next prime is 52665749. The reversal of 52665746 is 64756625.

52665746 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52665749) 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, 1496 + ... + 10371.

It is an arithmetic number, because the mean of its divisors is an integer number (5661036).

Almost surely, 2^52665746 is an apocalyptic number.

52665746 is a deficient number, since it is larger than the sum of its proper divisors (37910830).

52665746 is a wasteful number, since it uses less digits than its factorization.

52665746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12193.

The product of its digits is 302400, while the sum is 41.

The square root of 52665746 is about 7257.1169206511. The cubic root of 52665746 is about 374.8372532314.

The spelling of 52665746 in words is "fifty-two million, six hundred sixty-five thousand, seven hundred forty-six".