3666007 has 2 divisors, whose sum is σ = 3666008. Its totient is φ = 3666006.

The previous prime is 3666001. The next prime is 3666011. The reversal of 3666007 is 7006663.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3666007 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3666001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1833003 + 1833004.

It is an arithmetic number, because the mean of its divisors is an integer number (1833004).

Almost surely, 2^3666007 is an apocalyptic number.

3666007 is a deficient number, since it is larger than the sum of its proper divisors (1).

3666007 is an equidigital number, since it uses as much as digits as its factorization.

3666007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 3666007 is about 1914.6819579241. The cubic root of 3666007 is about 154.1929189609.

The spelling of 3666007 in words is "three million, six hundred sixty-six thousand, seven".