5566345 has 16 divisors (see below), whose sum is σ = 7056000. Its totient is φ = 4207104.

The previous prime is 5566343. The next prime is 5566357. The reversal of 5566345 is 5436655.

It is a cyclic number.

It is not a de Polignac number, because 5566345 - 2¹ = 5566343 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 5566345.

It is not an unprimeable number, because it can be changed into a prime (5566343) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 10906 + ... + 11404.

It is an arithmetic number, because the mean of its divisors is an integer number (441000).

Almost surely, 2^5566345 is an apocalyptic number.

It is an amenable number.

5566345 is a deficient number, since it is larger than the sum of its proper divisors (1489655).

5566345 is a wasteful number, since it uses less digits than its factorization.

5566345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624.

The product of its digits is 54000, while the sum is 34.

The square root of 5566345 is about 2359.3102805693. The cubic root of 5566345 is about 177.2243423426.

The spelling of 5566345 in words is "five million, five hundred sixty-six thousand, three hundred forty-five".