252741773 has 2 divisors, whose sum is σ = 252741774. Its totient is φ = 252741772.

The previous prime is 252741763. The next prime is 252741787. The reversal of 252741773 is 377147252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 205434889 + 47306884 = 14333^2 + 6878^2 .

It is a cyclic number.

It is not a de Polignac number, because 252741773 - 2¹⁰ = 252740749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252741763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126370886 + 126370887.

It is an arithmetic number, because the mean of its divisors is an integer number (126370887).

Almost surely, 2^252741773 is an apocalyptic number.

It is an amenable number.

252741773 is a deficient number, since it is larger than the sum of its proper divisors (1).

252741773 is an equidigital number, since it uses as much as digits as its factorization.

252741773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82320, while the sum is 38.

The square root of 252741773 is about 15897.8543520816. The cubic root of 252741773 is about 632.2551020113.

The spelling of 252741773 in words is "two hundred fifty-two million, seven hundred forty-one thousand, seven hundred seventy-three".