5575565 has 4 divisors (see below), whose sum is σ = 6690684. Its totient is φ = 4460448.

The previous prime is 5575561. The next prime is 5575579. The reversal of 5575565 is 5655755.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2709316 + 2866249 = 1646^2 + 1693^2 .

It is a cyclic number.

It is not a de Polignac number, because 5575565 - 2² = 5575561 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5575561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 557552 + ... + 557561.

It is an arithmetic number, because the mean of its divisors is an integer number (1672671).

Almost surely, 2^5575565 is an apocalyptic number.

It is an amenable number.

5575565 is a deficient number, since it is larger than the sum of its proper divisors (1115119).

5575565 is a wasteful number, since it uses less digits than its factorization.

5575565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115118.

The product of its digits is 131250, while the sum is 38.

The square root of 5575565 is about 2361.2634329951. The cubic root of 5575565 is about 177.3221388371.

The spelling of 5575565 in words is "five million, five hundred seventy-five thousand, five hundred sixty-five".