52582505 has 4 divisors (see below), whose sum is σ = 63099012. Its totient is φ = 42066000.

The previous prime is 52582487. The next prime is 52582553. The reversal of 52582505 is 50528525.

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

It can be written as a sum of positive squares in 2 ways, for example, as 32296489 + 20286016 = 5683^2 + 4504^2 .

It is not a de Polignac number, because 52582505 - 2⁶ = 52582441 is a prime.

It is a Duffinian 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, 5258246 + ... + 5258255.

It is an arithmetic number, because the mean of its divisors is an integer number (15774753).

Almost surely, 2^52582505 is an apocalyptic number.

It is an amenable number.

52582505 is a deficient number, since it is larger than the sum of its proper divisors (10516507).

52582505 is a wasteful number, since it uses less digits than its factorization.

52582505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10516506.

The product of its (nonzero) digits is 20000, while the sum is 32.

The square root of 52582505 is about 7251.3795239251. The cubic root of 52582505 is about 374.6396657206.

The spelling of 52582505 in words is "fifty-two million, five hundred eighty-two thousand, five hundred five".