5680663 has 4 divisors (see below), whose sum is σ = 5688360. Its totient is φ = 5672968.

The previous prime is 5680643. The next prime is 5680667. The reversal of 5680663 is 3660865.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5680663 - 2⁹ = 5680151 is a prime.

It is a Duffinian number.

5680663 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5680667) 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 3 ways as a sum of consecutive naturals, for example, 2608 + ... + 4261.

It is an arithmetic number, because the mean of its divisors is an integer number (1422090).

Almost surely, 2^5680663 is an apocalyptic number.

5680663 is a deficient number, since it is larger than the sum of its proper divisors (7697).

5680663 is an equidigital number, since it uses as much as digits as its factorization.

5680663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7696.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 5680663 is about 2383.4141478140. The cubic root of 5680663 is about 178.4293699593.

The spelling of 5680663 in words is "five million, six hundred eighty thousand, six hundred sixty-three".