563427900 has 360 divisors, whose sum is σ = 2201386880. Its totient is φ = 121772160.

The previous prime is 563427899. The next prime is 563427911. The reversal of 563427900 is 9724365.

563427900 is a `hidden beast` number, since 563 + 4 + 2 + 7 + 90 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 1077039 + ... + 1077561.

Almost surely, 2^563427900 is an apocalyptic number.

563427900 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 563427900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1100693440).

563427900 is an abundant number, since it is smaller than the sum of its proper divisors (1637958980).

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

563427900 is a wasteful number, since it uses less digits than its factorization.

563427900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575 (or 559 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 563427900 is about 23736.6362402089. The cubic root of 563427900 is about 825.9354677974.

The spelling of 563427900 in words is "five hundred sixty-three million, four hundred twenty-seven thousand, nine hundred".