4006699 has 2 divisors, whose sum is σ = 4006700. Its totient is φ = 4006698.

The previous prime is 4006687. The next prime is 4006721. The reversal of 4006699 is 9966004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4006699 - 2⁷ = 4006571 is a prime.

It is not a weakly prime, because it can be changed into another prime (4006649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2003349 + 2003350.

It is an arithmetic number, because the mean of its divisors is an integer number (2003350).

Almost surely, 2^4006699 is an apocalyptic number.

4006699 is a deficient number, since it is larger than the sum of its proper divisors (1).

4006699 is an equidigital number, since it uses as much as digits as its factorization.

4006699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 4006699 is about 2001.6740493897. The cubic root of 4006699 is about 158.8286724363.

The spelling of 4006699 in words is "four million, six thousand, six hundred ninety-nine".