52352222 has 32 divisors (see below), whose sum is σ = 86643648. Its totient is φ = 23579136.

The previous prime is 52352191. The next prime is 52352227. The reversal of 52352222 is 22225325.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52352227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302528 + ... + 302700.

It is an arithmetic number, because the mean of its divisors is an integer number (2707614).

Almost surely, 2^52352222 is an apocalyptic number.

52352222 is a deficient number, since it is larger than the sum of its proper divisors (34291426).

52352222 is a wasteful number, since it uses less digits than its factorization.

52352222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404.

The product of its digits is 2400, while the sum is 23.

The square root of 52352222 is about 7235.4835360189. The cubic root of 52352222 is about 374.0919588567.

Adding to 52352222 its reverse (22225325), we get a palindrome (74577547).

The spelling of 52352222 in words is "fifty-two million, three hundred fifty-two thousand, two hundred twenty-two".