252225412 has 24 divisors (see below), whose sum is σ = 459711000. Its totient is φ = 120938496.

The previous prime is 252225403. The next prime is 252225419. The reversal of 252225412 is 214522252.

It can be written as a sum of positive squares in 4 ways, for example, as 876096 + 251349316 = 936^2 + 15854^2 .

It is not an unprimeable number, because it can be changed into a prime (252225419) 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, 9988 + ... + 24580.

It is an arithmetic number, because the mean of its divisors is an integer number (19154625).

Almost surely, 2^252225412 is an apocalyptic number.

It is an amenable number.

252225412 is a deficient number, since it is larger than the sum of its proper divisors (207485588).

252225412 is a wasteful number, since it uses less digits than its factorization.

252225412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14775 (or 14773 counting only the distinct ones).

The product of its digits is 3200, while the sum is 25.

The square root of 252225412 is about 15881.6060900653. The cubic root of 252225412 is about 631.8242347576.

Adding to 252225412 its reverse (214522252), we get a palindrome (466747664).

The spelling of 252225412 in words is "two hundred fifty-two million, two hundred twenty-five thousand, four hundred twelve".