4066747 has 2 divisors, whose sum is σ = 4066748. Its totient is φ = 4066746.

The previous prime is 4066729. The next prime is 4066759. The reversal of 4066747 is 7476604.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4066747 - 2⁷ = 4066619 is a prime.

It is not a weakly prime, because it can be changed into another prime (4066847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2033373 + 2033374.

It is an arithmetic number, because the mean of its divisors is an integer number (2033374).

Almost surely, 2^4066747 is an apocalyptic number.

4066747 is a deficient number, since it is larger than the sum of its proper divisors (1).

4066747 is an equidigital number, since it uses as much as digits as its factorization.

4066747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 4066747 is about 2016.6177129045. The cubic root of 4066747 is about 159.6181911749.

The spelling of 4066747 in words is "four million, sixty-six thousand, seven hundred forty-seven".