504563249 has 2 divisors, whose sum is σ = 504563250. Its totient is φ = 504563248.

The previous prime is 504563243. The next prime is 504563291. The reversal of 504563249 is 942365405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 395214400 + 109348849 = 19880^2 + 10457^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-504563249 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (504563243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252281624 + 252281625.

It is an arithmetic number, because the mean of its divisors is an integer number (252281625).

Almost surely, 2^504563249 is an apocalyptic number.

It is an amenable number.

504563249 is a deficient number, since it is larger than the sum of its proper divisors (1).

504563249 is an equidigital number, since it uses as much as digits as its factorization.

504563249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 504563249 is about 22462.4853700564. The cubic root of 504563249 is about 796.1077862382.

The spelling of 504563249 in words is "five hundred four million, five hundred sixty-three thousand, two hundred forty-nine".