52959728 has 20 divisors (see below), whose sum is σ = 105383880. Its totient is φ = 25763904.

The previous prime is 52959719. The next prime is 52959761. The reversal of 52959728 is 82795925.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44138 + ... + 45321.

It is an arithmetic number, because the mean of its divisors is an integer number (5269194).

Almost surely, 2^52959728 is an apocalyptic number.

It is an amenable number.

52959728 is a deficient number, since it is larger than the sum of its proper divisors (52424152).

52959728 is a wasteful number, since it uses less digits than its factorization.

52959728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89504 (or 89498 counting only the distinct ones).

The product of its digits is 453600, while the sum is 47.

The square root of 52959728 is about 7277.3434713500. The cubic root of 52959728 is about 375.5334109749.

The spelling of 52959728 in words is "fifty-two million, nine hundred fifty-nine thousand, seven hundred twenty-eight".