252224502 has 16 divisors (see below), whose sum is σ = 504606720. Its totient is φ = 84048552.

The previous prime is 252224491. The next prime is 252224503. The reversal of 252224502 is 205422252.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252224503) 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, 29199 + ... + 36837.

It is an arithmetic number, because the mean of its divisors is an integer number (31537920).

Almost surely, 2^252224502 is an apocalyptic number.

252224502 is an abundant number, since it is smaller than the sum of its proper divisors (252382218).

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

252224502 is a wasteful number, since it uses less digits than its factorization.

252224502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13147.

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

The square root of 252224502 is about 15881.5774405441. The cubic root of 252224502 is about 631.8234749072.

Adding to 252224502 its reverse (205422252), we get a palindrome (457646754).

The spelling of 252224502 in words is "two hundred fifty-two million, two hundred twenty-four thousand, five hundred two".