52666775 has 12 divisors (see below), whose sum is σ = 74636592. Its totient is φ = 36114240.

The previous prime is 52666759. The next prime is 52666793. The reversal of 52666775 is 57766625.

52666775 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52666775 - 2⁴ = 52666759 is a prime.

It is a Duffinian number.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 150302 + ... + 150651.

It is an arithmetic number, because the mean of its divisors is an integer number (6219716).

Almost surely, 2^52666775 is an apocalyptic number.

52666775 is a deficient number, since it is larger than the sum of its proper divisors (21969817).

52666775 is a wasteful number, since it uses less digits than its factorization.

52666775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300970 (or 300965 counting only the distinct ones).

The product of its digits is 529200, while the sum is 44.

The square root of 52666775 is about 7257.1878162274. The cubic root of 52666775 is about 374.8396944451.

The spelling of 52666775 in words is "fifty-two million, six hundred sixty-six thousand, seven hundred seventy-five".