564046478 has 4 divisors (see below), whose sum is σ = 846069720. Its totient is φ = 282023238.

The previous prime is 564046477. The next prime is 564046517. The reversal of 564046478 is 874640465.

564046478 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564046477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141011618 + ... + 141011621.

It is an arithmetic number, because the mean of its divisors is an integer number (211517430).

Almost surely, 2^564046478 is an apocalyptic number.

564046478 is a deficient number, since it is larger than the sum of its proper divisors (282023242).

564046478 is a wasteful number, since it uses less digits than its factorization.

564046478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282023241.

The product of its (nonzero) digits is 645120, while the sum is 44.

The square root of 564046478 is about 23749.6626923415. The cubic root of 564046478 is about 826.2376174616.

The spelling of 564046478 in words is "five hundred sixty-four million, forty-six thousand, four hundred seventy-eight".