563539872 has 48 divisors (see below), whose sum is σ = 1690621632. Its totient is φ = 161011200.

The previous prime is 563539853. The next prime is 563539931. The reversal of 563539872 is 278935365.

It is a happy number.

563539872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 418629 + ... + 419972.

It is an arithmetic number, because the mean of its divisors is an integer number (35221284).

Almost surely, 2^563539872 is an apocalyptic number.

It is an amenable number.

563539872 is an abundant number, since it is smaller than the sum of its proper divisors (1127081760).

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

563539872 is a wasteful number, since it uses less digits than its factorization.

563539872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838621 (or 838613 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 48.

The square root of 563539872 is about 23738.9947554651. The cubic root of 563539872 is about 825.9901778561.

The spelling of 563539872 in words is "five hundred sixty-three million, five hundred thirty-nine thousand, eight hundred seventy-two".