252520223 has 2 divisors, whose sum is σ = 252520224. Its totient is φ = 252520222.

The previous prime is 252520217. The next prime is 252520273. The reversal of 252520223 is 322025252.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 252520223 - 2¹² = 252516127 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252520273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126260111 + 126260112.

It is an arithmetic number, because the mean of its divisors is an integer number (126260112).

Almost surely, 2^252520223 is an apocalyptic number.

252520223 is a deficient number, since it is larger than the sum of its proper divisors (1).

252520223 is an equidigital number, since it uses as much as digits as its factorization.

252520223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 252520223 is about 15890.8849029876. The cubic root of 252520223 is about 632.0703059304.

Adding to 252520223 its reverse (322025252), we get a palindrome (574545475).

The spelling of 252520223 in words is "two hundred fifty-two million, five hundred twenty thousand, two hundred twenty-three".