5566469 has 4 divisors (see below), whose sum is σ = 5642796. Its totient is φ = 5490144.

The previous prime is 5566441. The next prime is 5566481. The reversal of 5566469 is 9646655.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9646655 = 5 ⋅1929331.

It can be written as a sum of positive squares in 2 ways, for example, as 2362369 + 3204100 = 1537^2 + 1790^2 .

It is a cyclic number.

It is not a de Polignac number, because 5566469 - 2²⁰ = 4517893 is a prime.

It is a super-2 number, since 2×5566469² = 61971154255922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5566409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38054 + ... + 38199.

It is an arithmetic number, because the mean of its divisors is an integer number (1410699).

Almost surely, 2^5566469 is an apocalyptic number.

It is an amenable number.

5566469 is a deficient number, since it is larger than the sum of its proper divisors (76327).

5566469 is an equidigital number, since it uses as much as digits as its factorization.

5566469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76326.

The product of its digits is 194400, while the sum is 41.

The square root of 5566469 is about 2359.3365592895. The cubic root of 5566469 is about 177.2256583261.

It can be divided in two parts, 556646 and 9, that added together give a palindrome (556655).

The spelling of 5566469 in words is "five million, five hundred sixty-six thousand, four hundred sixty-nine".