5664697 has 2 divisors, whose sum is σ = 5664698. Its totient is φ = 5664696.

The previous prime is 5664671. The next prime is 5664707. The reversal of 5664697 is 7964665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5645376 + 19321 = 2376^2 + 139^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5664697 is a prime.

It is a plaindrome in base 13.

It is not a weakly prime, because it can be changed into another prime (5664397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2832348 + 2832349.

It is an arithmetic number, because the mean of its divisors is an integer number (2832349).

Almost surely, 2^5664697 is an apocalyptic number.

It is an amenable number.

5664697 is a deficient number, since it is larger than the sum of its proper divisors (1).

5664697 is an equidigital number, since it uses as much as digits as its factorization.

5664697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 272160, while the sum is 43.

The square root of 5664697 is about 2380.0623941401. The cubic root of 5664697 is about 178.2620493236.

Subtracting 5664697 from its reverse (7964665), we obtain a cube (2299968 = 132³).

The spelling of 5664697 in words is "five million, six hundred sixty-four thousand, six hundred ninety-seven".