563530500 has 384 divisors, whose sum is σ = 2079168000. Its totient is φ = 131414400.

The previous prime is 563530489. The next prime is 563530507. The reversal of 563530500 is 5035365.

It is a happy number.

563530500 is a `hidden beast` number, since 563 + 53 + 0 + 50 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563530507) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 29659491 + ... + 29659509.

It is an arithmetic number, because the mean of its divisors is an integer number (5414500).

Almost surely, 2^563530500 is an apocalyptic number.

563530500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 563530500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1039584000).

563530500 is an abundant number, since it is smaller than the sum of its proper divisors (1515637500).

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

563530500 is a wasteful number, since it uses less digits than its factorization.

563530500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86 (or 42 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 27.

The square root of 563530500 is about 23738.7973579118. The cubic root of 563530500 is about 825.9855989297.

Adding to 563530500 its reverse (5035365), we get a palindrome (568565865).

The spelling of 563530500 in words is "five hundred sixty-three million, five hundred thirty thousand, five hundred".