5566747 has 2 divisors, whose sum is σ = 5566748. Its totient is φ = 5566746.

The previous prime is 5566741. The next prime is 5566751. The reversal of 5566747 is 7476655.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5566747 - 2⁷ = 5566619 is a prime.

5566747 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (5566741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2783373 + 2783374.

It is an arithmetic number, because the mean of its divisors is an integer number (2783374).

Almost surely, 2^5566747 is an apocalyptic number.

5566747 is a deficient number, since it is larger than the sum of its proper divisors (1).

5566747 is an equidigital number, since it uses as much as digits as its factorization.

5566747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 176400, while the sum is 40.

The square root of 5566747 is about 2359.3954734211. The cubic root of 5566747 is about 177.2286086053.

The spelling of 5566747 in words is "five million, five hundred sixty-six thousand, seven hundred forty-seven".