5665505 has 8 divisors (see below), whose sum is σ = 7198632. Its totient is φ = 4265728.

The previous prime is 5665483. The next prime is 5665507. The reversal of 5665505 is 5055665.

It can be written as a sum of positive squares in 4 ways, for example, as 58081 + 5607424 = 241^2 + 2368^2 .

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 5665505 - 2⁶ = 5665441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5665507) 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, 33242 + ... + 33411.

It is an arithmetic number, because the mean of its divisors is an integer number (899829).

Almost surely, 2^5665505 is an apocalyptic number.

It is an amenable number.

5665505 is a deficient number, since it is larger than the sum of its proper divisors (1533127).

5665505 is a wasteful number, since it uses less digits than its factorization.

5665505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66675.

The product of its (nonzero) digits is 22500, while the sum is 32.

The square root of 5665505 is about 2380.2321315368. The cubic root of 5665505 is about 178.2705245570.

The spelling of 5665505 in words is "five million, six hundred sixty-five thousand, five hundred five".