52213112 has 32 divisors (see below), whose sum is σ = 113788800. Its totient is φ = 21996384.

The previous prime is 52213093. The next prime is 52213123. The reversal of 52213112 is 21131225.

It is a happy number.

It is a congruent number.

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, 4598 + ... + 11205.

It is an arithmetic number, because the mean of its divisors is an integer number (3555900).

Almost surely, 2^52213112 is an apocalyptic number.

It is an amenable number.

52213112 is an abundant number, since it is smaller than the sum of its proper divisors (61575688).

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

52213112 is a wasteful number, since it uses less digits than its factorization.

52213112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15875 (or 15871 counting only the distinct ones).

The product of its digits is 120, while the sum is 17.

The square root of 52213112 is about 7225.8641005765. The cubic root of 52213112 is about 373.7603199948.

Adding to 52213112 its reverse (21131225), we get a palindrome (73344337).

It can be divided in two parts, 52213 and 112, that added together give a palindrome (52325).

The spelling of 52213112 in words is "fifty-two million, two hundred thirteen thousand, one hundred twelve".