563636247 has 4 divisors (see below), whose sum is σ = 751515000. Its totient is φ = 375757496.

The previous prime is 563636237. The next prime is 563636261. The reversal of 563636247 is 742636365.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 563636247 - 2⁴ = 563636231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 563636199 and 563636208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563636237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93939372 + ... + 93939377.

It is an arithmetic number, because the mean of its divisors is an integer number (187878750).

Almost surely, 2^563636247 is an apocalyptic number.

563636247 is a deficient number, since it is larger than the sum of its proper divisors (187878753).

563636247 is a wasteful number, since it uses less digits than its factorization.

563636247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187878752.

The product of its digits is 544320, while the sum is 42.

The square root of 563636247 is about 23741.0245566614. The cubic root of 563636247 is about 826.0372613427.

The spelling of 563636247 in words is "five hundred sixty-three million, six hundred thirty-six thousand, two hundred forty-seven".