52216112 has 40 divisors (see below), whose sum is σ = 115367616. Its totient is φ = 22680576.

The previous prime is 52216079. The next prime is 52216117. The reversal of 52216112 is 21161225.

It is not an unprimeable number, because it can be changed into a prime (52216117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3848 + ... + 10919.

Almost surely, 2^52216112 is an apocalyptic number.

52216112 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

52216112 is an abundant number, since it is smaller than the sum of its proper divisors (63151504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52216112 is a wasteful number, since it uses less digits than its factorization.

52216112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14805 (or 14799 counting only the distinct ones).

The product of its digits is 240, while the sum is 20.

The square root of 52216112 is about 7226.0716852243. The cubic root of 52216112 is about 373.7674782190.

Adding to 52216112 its reverse (21161225), we get a palindrome (73377337).

The spelling of 52216112 in words is "fifty-two million, two hundred sixteen thousand, one hundred twelve".