563806872 has 64 divisors (see below), whose sum is σ = 1568076000. Its totient is φ = 187702272.

The previous prime is 563806871. The next prime is 563806879. The reversal of 563806872 is 278608365.

563806872 is a `hidden beast` number, since 5 + 638 + 0 + 6 + 8 + 7 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563806871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320748 + ... + 322500.

Almost surely, 2^563806872 is an apocalyptic number.

It is an amenable number.

563806872 is an abundant number, since it is smaller than the sum of its proper divisors (1004269128).

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

563806872 is a wasteful number, since it uses less digits than its factorization.

563806872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3257 (or 3247 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 563806872 is about 23744.6177480287. The cubic root of 563806872 is about 826.1206061055.

The spelling of 563806872 in words is "five hundred sixty-three million, eight hundred six thousand, eight hundred seventy-two".