252510647 has 2 divisors, whose sum is σ = 252510648. Its totient is φ = 252510646.

The previous prime is 252510641. The next prime is 252510653. The reversal of 252510647 is 746015252.

252510647 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (252510641) and next prime (252510653).

It is a cyclic number.

It is not a de Polignac number, because 252510647 - 2⁴ = 252510631 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252510641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126255323 + 126255324.

It is an arithmetic number, because the mean of its divisors is an integer number (126255324).

Almost surely, 2^252510647 is an apocalyptic number.

252510647 is a deficient number, since it is larger than the sum of its proper divisors (1).

252510647 is an equidigital number, since it uses as much as digits as its factorization.

252510647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 252510647 is about 15890.5835953246. The cubic root of 252510647 is about 632.0623160994.

Adding to 252510647 its reverse (746015252), we get a palindrome (998525899).

The spelling of 252510647 in words is "two hundred fifty-two million, five hundred ten thousand, six hundred forty-seven".