5645505 has 16 divisors (see below), whose sum is σ = 9092160. Its totient is φ = 2991168.

The previous prime is 5645501. The next prime is 5645539. The reversal of 5645505 is 5055465.

It is not a de Polignac number, because 5645505 - 2² = 5645501 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5645501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1291 + ... + 3599.

It is an arithmetic number, because the mean of its divisors is an integer number (568260).

Almost surely, 2^5645505 is an apocalyptic number.

It is an amenable number.

5645505 is a deficient number, since it is larger than the sum of its proper divisors (3446655).

5645505 is a wasteful number, since it uses less digits than its factorization.

5645505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2480.

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

The square root of 5645505 is about 2376.0271463096. The cubic root of 5645505 is about 178.0605041970.

The spelling of 5645505 in words is "five million, six hundred forty-five thousand, five hundred five".