252325243 has 4 divisors (see below), whose sum is σ = 252368640. Its totient is φ = 252281848.

The previous prime is 252325231. The next prime is 252325261. The reversal of 252325243 is 342523252.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252325243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252325223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11323 + ... + 25156.

It is an arithmetic number, because the mean of its divisors is an integer number (63092160).

Almost surely, 2^252325243 is an apocalyptic number.

252325243 is a deficient number, since it is larger than the sum of its proper divisors (43397).

252325243 is an equidigital number, since it uses as much as digits as its factorization.

252325243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43396.

The product of its digits is 14400, while the sum is 28.

The square root of 252325243 is about 15884.7487547018. The cubic root of 252325243 is about 631.9075825915.

Adding to 252325243 its reverse (342523252), we get a palindrome (594848495).

The spelling of 252325243 in words is "two hundred fifty-two million, three hundred twenty-five thousand, two hundred forty-three".