252272539 has 2 divisors, whose sum is σ = 252272540. Its totient is φ = 252272538.

The previous prime is 252272483. The next prime is 252272563. The reversal of 252272539 is 935272252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 252272539 - 2⁷ = 252272411 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 252272498 and 252272507.

It is not a weakly prime, because it can be changed into another prime (252272239) 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, 126136269 + 126136270.

It is an arithmetic number, because the mean of its divisors is an integer number (126136270).

Almost surely, 2^252272539 is an apocalyptic number.

252272539 is a deficient number, since it is larger than the sum of its proper divisors (1).

252272539 is an equidigital number, since it uses as much as digits as its factorization.

252272539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 37.

The square root of 252272539 is about 15883.0897183136. The cubic root of 252272539 is about 631.8635833257.

The spelling of 252272539 in words is "two hundred fifty-two million, two hundred seventy-two thousand, five hundred thirty-nine".