252243337 has 2 divisors, whose sum is σ = 252243338. Its totient is φ = 252243336.

The previous prime is 252243307. The next prime is 252243347. The reversal of 252243337 is 733342252.

It is a happy number.

252243337 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 213043216 + 39200121 = 14596^2 + 6261^2 .

It is a cyclic number.

It is not a de Polignac number, because 252243337 - 2¹¹ = 252241289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 252243299 and 252243308.

It is not a weakly prime, because it can be changed into another prime (252243307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126121668 + 126121669.

It is an arithmetic number, because the mean of its divisors is an integer number (126121669).

Almost surely, 2^252243337 is an apocalyptic number.

It is an amenable number.

252243337 is a deficient number, since it is larger than the sum of its proper divisors (1).

252243337 is an equidigital number, since it uses as much as digits as its factorization.

252243337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 31.

The square root of 252243337 is about 15882.1704121320. The cubic root of 252243337 is about 631.8392017681.

Adding to 252243337 its reverse (733342252), we get a palindrome (985585589).

It can be divided in two parts, 25224 and 3337, that added together give a 4-th power (28561 = 13⁴).

The spelling of 252243337 in words is "two hundred fifty-two million, two hundred forty-three thousand, three hundred thirty-seven".