52224252 has 24 divisors (see below), whose sum is σ = 121981776. Its totient is φ = 17390208.

The previous prime is 52224251. The next prime is 52224257. The reversal of 52224252 is 25242225.

It is a happy number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52224251) 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, 15678 + ... + 18714.

It is an arithmetic number, because the mean of its divisors is an integer number (5082574).

Almost surely, 2^52224252 is an apocalyptic number.

It is an amenable number.

52224252 is an abundant number, since it is smaller than the sum of its proper divisors (69757524).

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

52224252 is a wasteful number, since it uses less digits than its factorization.

52224252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4477 (or 4475 counting only the distinct ones).

The product of its digits is 3200, while the sum is 24.

The square root of 52224252 is about 7226.6349015292. The cubic root of 52224252 is about 373.7868994862.

Adding to 52224252 its reverse (25242225), we get a palindrome (77466477).

The spelling of 52224252 in words is "fifty-two million, two hundred twenty-four thousand, two hundred fifty-two".