52533505 has 16 divisors (see below), whose sum is σ = 65652048. Its totient is φ = 40320000.

The previous prime is 52533497. The next prime is 52533517. The reversal of 52533505 is 50533525.

It is a Cunningham number, because it is equal to 7248²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 33628401 + 18905104 = 5799^2 + 4348^2 .

It is not a de Polignac number, because 52533505 - 2³ = 52533497 is a prime.

It is a Duffinian number.

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, 10405 + ... + 14605.

It is an arithmetic number, because the mean of its divisors is an integer number (4103253).

Almost surely, 2^52533505 is an apocalyptic number.

It is an amenable number.

52533505 is a deficient number, since it is larger than the sum of its proper divisors (13118543).

52533505 is a wasteful number, since it uses less digits than its factorization.

52533505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4308.

The product of its (nonzero) digits is 11250, while the sum is 28.

The square root of 52533505 is about 7248.0000689845. Note that the first 4 decimals coincide. The cubic root of 52533505 is about 374.5232578724.

The spelling of 52533505 in words is "fifty-two million, five hundred thirty-three thousand, five hundred five".