52544218 has 16 divisors (see below), whose sum is σ = 81598464. Its totient is φ = 25356240.

The previous prime is 52544203. The next prime is 52544257. The reversal of 52544218 is 81244525.

It is a self number, because there is not a number n which added to its sum of digits gives 52544218.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6603 + ... + 12193.

It is an arithmetic number, because the mean of its divisors is an integer number (5099904).

Almost surely, 2^52544218 is an apocalyptic number.

52544218 is a deficient number, since it is larger than the sum of its proper divisors (29054246).

52544218 is a wasteful number, since it uses less digits than its factorization.

52544218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5757.

The product of its digits is 12800, while the sum is 31.

The square root of 52544218 is about 7248.7390627612. The cubic root of 52544218 is about 374.5487146100.

The spelling of 52544218 in words is "fifty-two million, five hundred forty-four thousand, two hundred eighteen".