252750229 has 2 divisors, whose sum is σ = 252750230. Its totient is φ = 252750228.

The previous prime is 252750209. The next prime is 252750247. The reversal of 252750229 is 922057252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 234243025 + 18507204 = 15305^2 + 4302^2 .

It is a cyclic number.

It is not a de Polignac number, because 252750229 - 2²¹ = 250653077 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 252750194 and 252750203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252750209) 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 as a sum of consecutive naturals, namely, 126375114 + 126375115.

It is an arithmetic number, because the mean of its divisors is an integer number (126375115).

Almost surely, 2^252750229 is an apocalyptic number.

It is an amenable number.

252750229 is a deficient number, since it is larger than the sum of its proper divisors (1).

252750229 is an equidigital number, since it uses as much as digits as its factorization.

252750229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 252750229 is about 15898.1202976956. The cubic root of 252750229 is about 632.2621530678.

The spelling of 252750229 in words is "two hundred fifty-two million, seven hundred fifty thousand, two hundred twenty-nine".