5664705 has 16 divisors (see below), whose sum is σ = 9106944. Its totient is φ = 3006720.

The previous prime is 5664697. The next prime is 5664707. The reversal of 5664705 is 5074665.

It is not a de Polignac number, because 5664705 - 2³ = 5664697 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5664707) 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, 2832 + ... + 4398.

It is an arithmetic number, because the mean of its divisors is an integer number (569184).

Almost surely, 2^5664705 is an apocalyptic number.

It is an amenable number.

5664705 is a deficient number, since it is larger than the sum of its proper divisors (3442239).

5664705 is a wasteful number, since it uses less digits than its factorization.

5664705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1816.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 5664705 is about 2380.0640747677. The cubic root of 5664705 is about 178.2621332407.

The spelling of 5664705 in words is "five million, six hundred sixty-four thousand, seven hundred five".