5566985 has 8 divisors (see below), whose sum is σ = 6910920. Its totient is φ = 4299904.

The previous prime is 5566969. The next prime is 5566987. The reversal of 5566985 is 5896655.

It can be written as a sum of positive squares in 4 ways, for example, as 309136 + 5257849 = 556^2 + 2293^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5566985 - 2⁴ = 5566969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5566987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19052 + ... + 19341.

It is an arithmetic number, because the mean of its divisors is an integer number (863865).

Almost surely, 2^5566985 is an apocalyptic number.

It is an amenable number.

5566985 is a deficient number, since it is larger than the sum of its proper divisors (1343935).

5566985 is a wasteful number, since it uses less digits than its factorization.

5566985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38427.

The product of its digits is 324000, while the sum is 44.

The square root of 5566985 is about 2359.4459095305. The cubic root of 5566985 is about 177.2311343058.

Adding to 5566985 its product of digits (324000), we get a palindrome (5890985).

The spelling of 5566985 in words is "five million, five hundred sixty-six thousand, nine hundred eighty-five".