563296257 has 24 divisors (see below), whose sum is σ = 847791360. Its totient is φ = 360001440.

The previous prime is 563296247. The next prime is 563296271. The reversal of 563296257 is 752692365.

563296257 is a `hidden beast` number, since 5 + 632 + 9 + 6 + 2 + 5 + 7 = 666.

It is not a de Polignac number, because 563296257 - 2¹⁰ = 563295233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (563296247) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20419 + ... + 39287.

It is an arithmetic number, because the mean of its divisors is an integer number (35324640).

Almost surely, 2^563296257 is an apocalyptic number.

It is an amenable number.

563296257 is a deficient number, since it is larger than the sum of its proper divisors (284495103).

563296257 is a wasteful number, since it uses less digits than its factorization.

563296257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19013 (or 19010 counting only the distinct ones).

The product of its digits is 680400, while the sum is 45.

The square root of 563296257 is about 23733.8630863161. The cubic root of 563296257 is about 825.8711371221.

The spelling of 563296257 in words is "five hundred sixty-three million, two hundred ninety-six thousand, two hundred fifty-seven".