568201394 has 4 divisors (see below), whose sum is σ = 852302094. Its totient is φ = 284100696.

The previous prime is 568201391. The next prime is 568201451. The reversal of 568201394 is 493102865.

It is a happy number.

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., 495730225 + 72471169 = 22265^2 + 8513^2 .

It is not an unprimeable number, because it can be changed into a prime (568201391) 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 as a sum of consecutive naturals, namely, 142050347 + ... + 142050350.

Almost surely, 2^568201394 is an apocalyptic number.

568201394 is a deficient number, since it is larger than the sum of its proper divisors (284100700).

568201394 is a wasteful number, since it uses less digits than its factorization.

568201394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284100699.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 568201394 is about 23836.9753534294. The cubic root of 568201394 is about 828.2614181131.

The spelling of 568201394 in words is "five hundred sixty-eight million, two hundred one thousand, three hundred ninety-four".