563494578 has 8 divisors (see below), whose sum is σ = 1126989168. Its totient is φ = 187831524.

The previous prime is 563494577. The next prime is 563494579. The reversal of 563494578 is 875494365.

563494578 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (563494577) and next prime (563494579).

It is a sphenic number, since it is the product of 3 distinct primes.

563494578 is an admirable number.

It is a super-2 number, since 2×563494578² = 635052278870796168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 563494578.

It is not an unprimeable number, because it can be changed into a prime (563494577) 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, 46957876 + ... + 46957887.

It is an arithmetic number, because the mean of its divisors is an integer number (140873646).

Almost surely, 2^563494578 is an apocalyptic number.

563494578 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

563494578 is a wasteful number, since it uses less digits than its factorization.

563494578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93915768.

The product of its digits is 3628800, while the sum is 51.

The square root of 563494578 is about 23738.0407363371. The cubic root of 563494578 is about 825.9680478624.

The spelling of 563494578 in words is "five hundred sixty-three million, four hundred ninety-four thousand, five hundred seventy-eight".