5668565 has 24 divisors (see below), whose sum is σ = 8384472. Its totient is φ = 3655680.

The previous prime is 5668549. The next prime is 5668571. The reversal of 5668565 is 5658665.

It can be written as a sum of positive squares in 4 ways, for example, as 461041 + 5207524 = 679^2 + 2282^2 .

It is not a de Polignac number, because 5668565 - 2⁴ = 5668549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3485 + ... + 4845.

It is an arithmetic number, because the mean of its divisors is an integer number (349353).

Almost surely, 2^5668565 is an apocalyptic number.

It is an amenable number.

5668565 is a deficient number, since it is larger than the sum of its proper divisors (2715907).

5668565 is a wasteful number, since it uses less digits than its factorization.

5668565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1397 (or 1390 counting only the distinct ones).

The product of its digits is 216000, while the sum is 41.

The square root of 5668565 is about 2380.8748392135. The cubic root of 5668565 is about 178.3026140544.

The spelling of 5668565 in words is "five million, six hundred sixty-eight thousand, five hundred sixty-five".