568212842 has 4 divisors (see below), whose sum is σ = 852319266. Its totient is φ = 284106420.

The previous prime is 568212839. The next prime is 568212851. The reversal of 568212842 is 248212865.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 535505881 + 32706961 = 23141^2 + 5719^2 .

It is a junction number, because it is equal to n+sod(n) for n = 568212796 and 568212805.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142053209 + ... + 142053212.

Almost surely, 2^568212842 is an apocalyptic number.

568212842 is a deficient number, since it is larger than the sum of its proper divisors (284106424).

568212842 is a wasteful number, since it uses less digits than its factorization.

568212842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284106423.

The product of its digits is 61440, while the sum is 38.

The square root of 568212842 is about 23837.2154833571. The cubic root of 568212842 is about 828.2669806203.

The spelling of 568212842 in words is "five hundred sixty-eight million, two hundred twelve thousand, eight hundred forty-two".