4066679 has 2 divisors, whose sum is σ = 4066680. Its totient is φ = 4066678.

The previous prime is 4066669. The next prime is 4066691. The reversal of 4066679 is 9766604.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4066679 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 (4066609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2033339 + 2033340.

It is an arithmetic number, because the mean of its divisors is an integer number (2033340).

Almost surely, 2^4066679 is an apocalyptic number.

4066679 is a deficient number, since it is larger than the sum of its proper divisors (1).

4066679 is an equidigital number, since it uses as much as digits as its factorization.

4066679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 4066679 is about 2016.6008529206. The cubic root of 4066679 is about 159.6173015123.

The spelling of 4066679 in words is "four million, sixty-six thousand, six hundred seventy-nine".