252244026 has 12 divisors (see below), whose sum is σ = 546528762. Its totient is φ = 84081336.

The previous prime is 252244021. The next prime is 252244039. The reversal of 252244026 is 620442252.

It is a happy number.

252244026 is a `hidden beast` number, since 252 + 2 + 4 + 402 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 243828225 + 8415801 = 15615^2 + 2901^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (252244021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7006761 + ... + 7006796.

Almost surely, 2^252244026 is an apocalyptic number.

252244026 is an abundant number, since it is smaller than the sum of its proper divisors (294284736).

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

252244026 is a wasteful number, since it uses less digits than its factorization.

252244026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14013565 (or 14013562 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 252244026 is about 15882.1921031072. The cubic root of 252244026 is about 631.8397770549.

Adding to 252244026 its reverse (620442252), we get a palindrome (872686278).

The spelling of 252244026 in words is "two hundred fifty-two million, two hundred forty-four thousand, twenty-six".