4085699 has 2 divisors, whose sum is σ = 4085700. Its totient is φ = 4085698.

The previous prime is 4085693. The next prime is 4085747. The reversal of 4085699 is 9965804.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4085699 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4085693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2042849 + 2042850.

It is an arithmetic number, because the mean of its divisors is an integer number (2042850).

Almost surely, 2^4085699 is an apocalyptic number.

4085699 is a deficient number, since it is larger than the sum of its proper divisors (1).

4085699 is an equidigital number, since it uses as much as digits as its factorization.

4085699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 4085699 is about 2021.3112081023. The cubic root of 4085699 is about 159.8657597996.

The spelling of 4085699 in words is "four million, eighty-five thousand, six hundred ninety-nine".