5666679 has 10 divisors (see below), whose sum is σ = 8465160. Its totient is φ = 3777732.

The previous prime is 5666677. The next prime is 5666681. The reversal of 5666679 is 9766665.

It is an interprime number because it is at equal distance from previous prime (5666677) and next prime (5666681).

It is not a de Polignac number, because 5666679 - 2¹ = 5666677 is a prime.

It is a super-2 number, since 2×5666679² = 64222501778082, which contains 22 as substring.

It is a plaindrome in base 10 and base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5666677) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 34899 + ... + 35060.

It is an arithmetic number, because the mean of its divisors is an integer number (846516).

Almost surely, 2^5666679 is an apocalyptic number.

5666679 is a deficient number, since it is larger than the sum of its proper divisors (2798481).

5666679 is an equidigital number, since it uses as much as digits as its factorization.

5666679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69971 (or 69962 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The square root of 5666679 is about 2380.4787333644. The cubic root of 5666679 is about 178.2828373836.

The spelling of 5666679 in words is "five million, six hundred sixty-six thousand, six hundred seventy-nine".