52200218 has 16 divisors (see below), whose sum is σ = 92373504. Its totient is φ = 21649680.

The previous prime is 52200193. The next prime is 52200227. The reversal of 52200218 is 81200225.

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 52200218.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59705 + ... + 60572.

It is an arithmetic number, because the mean of its divisors is an integer number (5773344).

Almost surely, 2^52200218 is an apocalyptic number.

52200218 is a deficient number, since it is larger than the sum of its proper divisors (40173286).

52200218 is a wasteful number, since it uses less digits than its factorization.

52200218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120317.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 52200218 is about 7224.9718338551. The cubic root of 52200218 is about 373.7295508250.

The spelling of 52200218 in words is "fifty-two million, two hundred thousand, two hundred eighteen".