568661896 has 32 divisors (see below), whose sum is σ = 1164300480. Its totient is φ = 258232000.

The previous prime is 568661893. The next prime is 568661903. The reversal of 568661896 is 698166865.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (568661893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112005 + ... + 116971.

It is an arithmetic number, because the mean of its divisors is an integer number (36384390).

Almost surely, 2^568661896 is an apocalyptic number.

It is an amenable number.

568661896 is an abundant number, since it is smaller than the sum of its proper divisors (595638584).

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

568661896 is a wasteful number, since it uses less digits than its factorization.

568661896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6285 (or 6281 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 55.

The square root of 568661896 is about 23846.6328021379. The cubic root of 568661896 is about 828.4851140595.

The spelling of 568661896 in words is "five hundred sixty-eight million, six hundred sixty-one thousand, eight hundred ninety-six".