252004422 has 16 divisors (see below), whose sum is σ = 525922560. Its totient is φ = 80349192.

The previous prime is 252004387. The next prime is 252004427. The reversal of 252004422 is 224400252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252004427) 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, 912922 + ... + 913197.

It is an arithmetic number, because the mean of its divisors is an integer number (32870160).

Almost surely, 2^252004422 is an apocalyptic number.

252004422 is an abundant number, since it is smaller than the sum of its proper divisors (273918138).

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

252004422 is a wasteful number, since it uses less digits than its factorization.

252004422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826147.

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 252004422 is about 15874.6471456848. The cubic root of 252004422 is about 631.6396543131.

Adding to 252004422 its reverse (224400252), we get a palindrome (476404674).

The spelling of 252004422 in words is "two hundred fifty-two million, four thousand, four hundred twenty-two".