52805527 has 4 divisors (see below), whose sum is σ = 53328456. Its totient is φ = 52282600.

The previous prime is 52805521. The next prime is 52805551. The reversal of 52805527 is 72550825.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52805527 - 2⁷ = 52805399 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52805492 and 52805501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52805521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261313 + ... + 261514.

It is an arithmetic number, because the mean of its divisors is an integer number (13332114).

Almost surely, 2^52805527 is an apocalyptic number.

52805527 is a deficient number, since it is larger than the sum of its proper divisors (522929).

52805527 is a wasteful number, since it uses less digits than its factorization.

52805527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522928.

The product of its (nonzero) digits is 28000, while the sum is 34.

The square root of 52805527 is about 7266.7411540525. The cubic root of 52805527 is about 375.1685807959.

The spelling of 52805527 in words is "fifty-two million, eight hundred five thousand, five hundred twenty-seven".