52660745 has 16 divisors (see below), whose sum is σ = 64782720. Its totient is φ = 41080704.

The previous prime is 52660733. The next prime is 52660759. The reversal of 52660745 is 54706625.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52660745 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39764 + ... + 41066.

It is an arithmetic number, because the mean of its divisors is an integer number (4048920).

Almost surely, 2^52660745 is an apocalyptic number.

It is an amenable number.

52660745 is a deficient number, since it is larger than the sum of its proper divisors (12121975).

52660745 is a wasteful number, since it uses less digits than its factorization.

52660745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1504.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 52660745 is about 7256.7723541531. The cubic root of 52660745 is about 374.8253883376.

The spelling of 52660745 in words is "fifty-two million, six hundred sixty thousand, seven hundred forty-five".