52550863 has 4 divisors (see below), whose sum is σ = 53291088. Its totient is φ = 51810640.

The previous prime is 52550857. The next prime is 52550881. The reversal of 52550863 is 36805525.

It is a happy number.

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 52550863 - 2⁵ = 52550831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52550063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 370006 + ... + 370147.

It is an arithmetic number, because the mean of its divisors is an integer number (13322772).

Almost surely, 2^52550863 is an apocalyptic number.

52550863 is a deficient number, since it is larger than the sum of its proper divisors (740225).

52550863 is an equidigital number, since it uses as much as digits as its factorization.

52550863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740224.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 52550863 is about 7249.1974038510. The cubic root of 52550863 is about 374.5645030348.

The spelling of 52550863 in words is "fifty-two million, five hundred fifty thousand, eight hundred sixty-three".