52544887 has 4 divisors (see below), whose sum is σ = 53010000. Its totient is φ = 52079776.

The previous prime is 52544881. The next prime is 52544927. The reversal of 52544887 is 78844525.

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 52544887 - 2⁷ = 52544759 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 (52544881) 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, 232387 + ... + 232612.

It is an arithmetic number, because the mean of its divisors is an integer number (13252500).

Almost surely, 2^52544887 is an apocalyptic number.

52544887 is a deficient number, since it is larger than the sum of its proper divisors (465113).

52544887 is a wasteful number, since it uses less digits than its factorization.

52544887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465112.

The product of its digits is 358400, while the sum is 43.

The square root of 52544887 is about 7248.7852085712. The cubic root of 52544887 is about 374.5503042047.

The spelling of 52544887 in words is "fifty-two million, five hundred forty-four thousand, eight hundred eighty-seven".