52115212 has 24 divisors (see below), whose sum is σ = 92606976. Its totient is φ = 25659648.

The previous prime is 52115209. The next prime is 52115281. The reversal of 52115212 is 21251125.

52115212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 52115212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87588 + ... + 88180.

It is an arithmetic number, because the mean of its divisors is an integer number (3858624).

Almost surely, 2^52115212 is an apocalyptic number.

It is an amenable number.

52115212 is a deficient number, since it is larger than the sum of its proper divisors (40491764).

52115212 is a wasteful number, since it uses less digits than its factorization.

52115212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 897 (or 895 counting only the distinct ones).

The product of its digits is 200, while the sum is 19.

The square root of 52115212 is about 7219.0866458299. The cubic root of 52115212 is about 373.5265726510.

Adding to 52115212 its reverse (21251125), we get a palindrome (73366337).

The spelling of 52115212 in words is "fifty-two million, one hundred fifteen thousand, two hundred twelve".