563628393 has 12 divisors (see below), whose sum is σ = 816440820. Its totient is φ = 374685696.

The previous prime is 563628383. The next prime is 563628397. The reversal of 563628393 is 393826365.

563628393 is a `hidden beast` number, since 5 + 636 + 2 + 8 + 3 + 9 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 377796969 + 185831424 = 19437^2 + 13632^2 .

It is not a de Polignac number, because 563628393 - 2⁹ = 563627881 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (563628397) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85528 + ... + 91881.

It is an arithmetic number, because the mean of its divisors is an integer number (68036735).

Almost surely, 2^563628393 is an apocalyptic number.

It is an amenable number.

563628393 is a deficient number, since it is larger than the sum of its proper divisors (252812427).

563628393 is a wasteful number, since it uses less digits than its factorization.

563628393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177768 (or 177765 counting only the distinct ones).

The product of its digits is 699840, while the sum is 45.

The square root of 563628393 is about 23740.8591462061. The cubic root of 563628393 is about 826.0334245142.

The spelling of 563628393 in words is "five hundred sixty-three million, six hundred twenty-eight thousand, three hundred ninety-three".