564816674 has 8 divisors (see below), whose sum is σ = 847913628. Its totient is φ = 282178800.

The previous prime is 564816649. The next prime is 564816689. The reversal of 564816674 is 476618465.

It can be written as a sum of positive squares in 2 ways, for example, as 551545225 + 13271449 = 23485^2 + 3643^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 111677 + ... + 116624.

Almost surely, 2^564816674 is an apocalyptic number.

564816674 is a deficient number, since it is larger than the sum of its proper divisors (283096954).

564816674 is a wasteful number, since it uses less digits than its factorization.

564816674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229540.

The product of its digits is 967680, while the sum is 47.

The square root of 564816674 is about 23765.8720437522. The cubic root of 564816674 is about 826.6135176186.

It can be divided in two parts, 5648 and 16674, that added together give a palindrome (22322).

The spelling of 564816674 in words is "five hundred sixty-four million, eight hundred sixteen thousand, six hundred seventy-four".