566684469 has 12 divisors (see below), whose sum is σ = 881509356. Its totient is φ = 348728832.

The previous prime is 566684423. The next prime is 566684497. The reversal of 566684469 is 964486665.

It can be written as a sum of positive squares in 2 ways, for example, as 220166244 + 346518225 = 14838^2 + 18615^2 .

It is not a de Polignac number, because 566684469 - 2¹¹ = 566682421 is a prime.

It is a super-2 number, since 2×566684469² = 642262574811623922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566684669) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2421612 + ... + 2421845.

It is an arithmetic number, because the mean of its divisors is an integer number (73459113).

Almost surely, 2^566684469 is an apocalyptic number.

It is an amenable number.

566684469 is a deficient number, since it is larger than the sum of its proper divisors (314824887).

566684469 is a wasteful number, since it uses less digits than its factorization.

566684469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4843476 (or 4843473 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 54.

The square root of 566684469 is about 23805.1353493317. The cubic root of 566684469 is about 827.5236924850.

It can be divided in two parts, 566 and 684469, that added together give a triangular number (685035 = T₁₁₇₀).

The spelling of 566684469 in words is "five hundred sixty-six million, six hundred eighty-four thousand, four hundred sixty-nine".