52805328 has 40 divisors (see below), whose sum is σ = 136711488. Its totient is φ = 17563392.

The previous prime is 52805303. The next prime is 52805381. The reversal of 52805328 is 82350825.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28725 + ... + 30507.

Almost surely, 2^52805328 is an apocalyptic number.

It is an amenable number.

52805328 is an abundant number, since it is smaller than the sum of its proper divisors (83906160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52805328 is a wasteful number, since it uses less digits than its factorization.

52805328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2411 (or 2405 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 52805328 is about 7266.7274615194. The cubic root of 52805328 is about 375.1681095155.

The spelling of 52805328 in words is "fifty-two million, eight hundred five thousand, three hundred twenty-eight".