563838684 has 24 divisors (see below), whose sum is σ = 1316008848. Its totient is φ = 187891200.

The previous prime is 563838647. The next prime is 563838689. The reversal of 563838684 is 486838365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563838689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71884 + ... + 79340.

It is an arithmetic number, because the mean of its divisors is an integer number (54833702).

Almost surely, 2^563838684 is an apocalyptic number.

It is an amenable number.

563838684 is an abundant number, since it is smaller than the sum of its proper divisors (752170164).

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

563838684 is a wasteful number, since it uses less digits than its factorization.

563838684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13765 (or 13763 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 51.

The square root of 563838684 is about 23745.2876167041. The cubic root of 563838684 is about 826.1361433729.

The spelling of 563838684 in words is "five hundred sixty-three million, eight hundred thirty-eight thousand, six hundred eighty-four".