568323438 has 16 divisors (see below), whose sum is σ = 1147271040. Its totient is φ = 187670456.

The previous prime is 568323407. The next prime is 568323439. The reversal of 568323438 is 834323865.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 568323438.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (568323439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 441978 + ... + 443261.

It is an arithmetic number, because the mean of its divisors is an integer number (71704440).

Almost surely, 2^568323438 is an apocalyptic number.

568323438 is an abundant number, since it is smaller than the sum of its proper divisors (578947602).

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

568323438 is a wasteful number, since it uses less digits than its factorization.

568323438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885351.

The product of its digits is 414720, while the sum is 42.

The square root of 568323438 is about 23839.5351884218. The cubic root of 568323438 is about 828.3207146355.

The spelling of 568323438 in words is "five hundred sixty-eight million, three hundred twenty-three thousand, four hundred thirty-eight".