563865424 has 20 divisors (see below), whose sum is σ = 1139989536. Its totient is φ = 269674592.

The previous prime is 563865403. The next prime is 563865427. The reversal of 563865424 is 424568365.

563865424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563865427) 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, 765754 + ... + 766489.

Almost surely, 2^563865424 is an apocalyptic number.

It is an amenable number.

563865424 is an abundant number, since it is smaller than the sum of its proper divisors (576124112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

563865424 is a wasteful number, since it uses less digits than its factorization.

563865424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1532274 (or 1532268 counting only the distinct ones).

The product of its digits is 691200, while the sum is 43.

The square root of 563865424 is about 23745.8506691169. The cubic root of 563865424 is about 826.1492029778.

The spelling of 563865424 in words is "five hundred sixty-three million, eight hundred sixty-five thousand, four hundred twenty-four".