252224322 has 16 divisors (see below), whose sum is σ = 576512832. Its totient is φ = 72064080.

The previous prime is 252224321. The next prime is 252224363. The reversal of 252224322 is 223422252.

It is a junction number, because it is equal to n+sod(n) for n = 252224292 and 252224301.

It is not an unprimeable number, because it can be changed into a prime (252224321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3002629 + ... + 3002712.

It is an arithmetic number, because the mean of its divisors is an integer number (36032052).

Almost surely, 2^252224322 is an apocalyptic number.

252224322 is an abundant number, since it is smaller than the sum of its proper divisors (324288510).

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

252224322 is a wasteful number, since it uses less digits than its factorization.

252224322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6005353.

The product of its digits is 3840, while the sum is 24.

The square root of 252224322 is about 15881.5717735997. The cubic root of 252224322 is about 631.8233246069.

Adding to 252224322 its reverse (223422252), we get a palindrome (475646574).

The spelling of 252224322 in words is "two hundred fifty-two million, two hundred twenty-four thousand, three hundred twenty-two".