563447 has 2 divisors, whose sum is σ = 563448. Its totient is φ = 563446.

The previous prime is 563419. The next prime is 563449. The reversal of 563447 is 744365.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 563447 - 2¹⁸ = 301303 is a prime.

Together with 563449, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (563449) 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, 281723 + 281724.

It is an arithmetic number, because the mean of its divisors is an integer number (281724).

2⁵⁶³⁴⁴⁷ is an apocalyptic number.

563447 is a deficient number, since it is larger than the sum of its proper divisors (1).

563447 is an equidigital number, since it uses as much as digits as its factorization.

563447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 29.

The square root of 563447 is about 750.6310678356. The cubic root of 563447 is about 82.5944800662.

The spelling of 563447 in words is "five hundred sixty-three thousand, four hundred forty-seven".