252205273 has 2 divisors, whose sum is σ = 252205274. Its totient is φ = 252205272.

The previous prime is 252205249. The next prime is 252205307. The reversal of 252205273 is 372502252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 224041024 + 28164249 = 14968^2 + 5307^2 .

It is a cyclic number.

It is not a de Polignac number, because 252205273 - 2⁵ = 252205241 is a prime.

It is not a weakly prime, because it can be changed into another prime (252205073) 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, 126102636 + 126102637.

It is an arithmetic number, because the mean of its divisors is an integer number (126102637).

Almost surely, 2^252205273 is an apocalyptic number.

It is an amenable number.

252205273 is a deficient number, since it is larger than the sum of its proper divisors (1).

252205273 is an equidigital number, since it uses as much as digits as its factorization.

252205273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 252205273 is about 15880.9720420382. The cubic root of 252205273 is about 631.8074182563.

The spelling of 252205273 in words is "two hundred fifty-two million, two hundred five thousand, two hundred seventy-three".