568454399 has 4 divisors (see below), whose sum is σ = 568595880. Its totient is φ = 568312920.

The previous prime is 568454387. The next prime is 568454423. The reversal of 568454399 is 993454865.

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

It is a cyclic number.

It is not a de Polignac number, because 568454399 - 2²⁰ = 567405823 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 568454399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (568454339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64532 + ... + 72809.

It is an arithmetic number, because the mean of its divisors is an integer number (142148970).

Almost surely, 2^568454399 is an apocalyptic number.

568454399 is a deficient number, since it is larger than the sum of its proper divisors (141481).

568454399 is a wasteful number, since it uses less digits than its factorization.

568454399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141480.

The product of its digits is 4665600, while the sum is 53.

The square root of 568454399 is about 23842.2817490273. The cubic root of 568454399 is about 828.3843341467.

The spelling of 568454399 in words is "five hundred sixty-eight million, four hundred fifty-four thousand, three hundred ninety-nine".