5565405 has 8 divisors (see below), whose sum is σ = 8904672. Its totient is φ = 2968208.

The previous prime is 5565401. The next prime is 5565449. The reversal of 5565405 is 5045655.

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 5565405 - 2² = 5565401 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5565401) 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, 185499 + ... + 185528.

It is an arithmetic number, because the mean of its divisors is an integer number (1113084).

Almost surely, 2^5565405 is an apocalyptic number.

It is an amenable number.

5565405 is a deficient number, since it is larger than the sum of its proper divisors (3339267).

5565405 is a wasteful number, since it uses less digits than its factorization.

5565405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371035.

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 5565405 is about 2359.1110613958. Note that the first 3 decimals coincide. The cubic root of 5565405 is about 177.2143657026.

The spelling of 5565405 in words is "five million, five hundred sixty-five thousand, four hundred five".