5666677 has 2 divisors, whose sum is σ = 5666678. Its totient is φ = 5666676.

The previous prime is 5666641. The next prime is 5666681. The reversal of 5666677 is 7766665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3709476 + 1957201 = 1926^2 + 1399^2 .

It is a cyclic number.

It is not a de Polignac number, because 5666677 - 2¹¹ = 5664629 is a prime.

It is a super-2 number, since 2×5666677² = 64222456444658, which contains 22 as substring.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5666377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2833338 + 2833339.

It is an arithmetic number, because the mean of its divisors is an integer number (2833339).

Almost surely, 2^5666677 is an apocalyptic number.

It is an amenable number.

5666677 is a deficient number, since it is larger than the sum of its proper divisors (1).

5666677 is an equidigital number, since it uses as much as digits as its factorization.

5666677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 317520, while the sum is 43.

The square root of 5666677 is about 2380.4783132808. The cubic root of 5666677 is about 178.2828164092.

The spelling of 5666677 in words is "five million, six hundred sixty-six thousand, six hundred seventy-seven".