52586505 has 48 divisors (see below), whose sum is σ = 93899520. Its totient is φ = 27216000.

The previous prime is 52586489. The next prime is 52586507. The reversal of 52586505 is 50568525.

52586505 is a `hidden beast` number, since 525 + 86 + 50 + 5 = 666.

It is not a de Polignac number, because 52586505 - 2⁴ = 52586489 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 52586505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52586507) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 348180 + ... + 348330.

It is an arithmetic number, because the mean of its divisors is an integer number (1956240).

Almost surely, 2^52586505 is an apocalyptic number.

It is an amenable number.

52586505 is a deficient number, since it is larger than the sum of its proper divisors (41313015).

52586505 is a wasteful number, since it uses less digits than its factorization.

52586505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The square root of 52586505 is about 7251.6553282682. The cubic root of 52586505 is about 374.6491652089.

The spelling of 52586505 in words is "fifty-two million, five hundred eighty-six thousand, five hundred five".