52222244 has 12 divisors (see below), whose sum is σ = 93859164. Its totient is φ = 25405344.

The previous prime is 52222237. The next prime is 52222271. The reversal of 52222244 is 44222225.

It can be written as a sum of positive squares in 2 ways, for example, as 44382244 + 7840000 = 6662^2 + 2800^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176279 + ... + 176574.

It is an arithmetic number, because the mean of its divisors is an integer number (7821597).

Almost surely, 2^52222244 is an apocalyptic number.

It is an amenable number.

52222244 is a deficient number, since it is larger than the sum of its proper divisors (41636920).

52222244 is a wasteful number, since it uses less digits than its factorization.

52222244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352894 (or 352892 counting only the distinct ones).

The product of its digits is 2560, while the sum is 23.

The square root of 52222244 is about 7226.4959696937. The cubic root of 52222244 is about 373.7821087764.

Adding to 52222244 its reverse (44222225), we get a palindrome (96444469).

The spelling of 52222244 in words is "fifty-two million, two hundred twenty-two thousand, two hundred forty-four".