252297847 has 2 divisors, whose sum is σ = 252297848. Its totient is φ = 252297846.

The previous prime is 252297841. The next prime is 252297863. The reversal of 252297847 is 748792252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 252297847 - 2¹⁹ = 251773559 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 252297797 and 252297806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252297841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126148923 + 126148924.

It is an arithmetic number, because the mean of its divisors is an integer number (126148924).

Almost surely, 2^252297847 is an apocalyptic number.

252297847 is a deficient number, since it is larger than the sum of its proper divisors (1).

252297847 is an equidigital number, since it uses as much as digits as its factorization.

252297847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 46.

The square root of 252297847 is about 15883.8863947083. The cubic root of 252297847 is about 631.8847121532.

The spelling of 252297847 in words is "two hundred fifty-two million, two hundred ninety-seven thousand, eight hundred forty-seven".