252430223 has 2 divisors, whose sum is σ = 252430224. Its totient is φ = 252430222.

The previous prime is 252430193. The next prime is 252430249. The reversal of 252430223 is 322034252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 252430223 - 2⁶ = 252430159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252430823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126215111 + 126215112.

It is an arithmetic number, because the mean of its divisors is an integer number (126215112).

Almost surely, 2^252430223 is an apocalyptic number.

252430223 is a deficient number, since it is larger than the sum of its proper divisors (1).

252430223 is an equidigital number, since it uses as much as digits as its factorization.

252430223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 252430223 is about 15888.0528385325. The cubic root of 252430223 is about 631.9952055597.

Adding to 252430223 its reverse (322034252), we get a palindrome (574464475).

The spelling of 252430223 in words is "two hundred fifty-two million, four hundred thirty thousand, two hundred twenty-three".