52502865 has 16 divisors (see below), whose sum is σ = 84105216. Its totient is φ = 27968000.

The previous prime is 52502839. The next prime is 52502869. The reversal of 52502865 is 56820525.

It is not a de Polignac number, because 52502865 - 2¹⁷ = 52371793 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52502869) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15745 + ... + 18785.

It is an arithmetic number, because the mean of its divisors is an integer number (5256576).

Almost surely, 2^52502865 is an apocalyptic number.

It is an amenable number.

52502865 is a deficient number, since it is larger than the sum of its proper divisors (31602351).

52502865 is a wasteful number, since it uses less digits than its factorization.

52502865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4200.

The product of its (nonzero) digits is 24000, while the sum is 33.

The square root of 52502865 is about 7245.8860741803. The cubic root of 52502865 is about 374.4504305448.

The spelling of 52502865 in words is "fifty-two million, five hundred two thousand, eight hundred sixty-five".