5666505 has 16 divisors (see below), whose sum is σ = 9764160. Its totient is φ = 2789568.

The previous prime is 5666501. The next prime is 5666519. The reversal of 5666505 is 5056665.

It is not a de Polignac number, because 5666505 - 2² = 5666501 is a prime.

5666505 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5666501) 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, 14335 + ... + 14724.

It is an arithmetic number, because the mean of its divisors is an integer number (610260).

Almost surely, 2^5666505 is an apocalyptic number.

It is an amenable number.

5666505 is a deficient number, since it is larger than the sum of its proper divisors (4097655).

5666505 is a wasteful number, since it uses less digits than its factorization.

5666505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29080.

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 5666505 is about 2380.4421858134. The cubic root of 5666505 is about 178.2810125916.

The spelling of 5666505 in words is "five million, six hundred sixty-six thousand, five hundred five".