3906599 has 2 divisors, whose sum is σ = 3906600. Its totient is φ = 3906598.

The previous prime is 3906563. The next prime is 3906601. The reversal of 3906599 is 9956093.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3906599 - 2¹⁶ = 3841063 is a prime.

Together with 3906601, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3906559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1953299 + 1953300.

It is an arithmetic number, because the mean of its divisors is an integer number (1953300).

Almost surely, 2^3906599 is an apocalyptic number.

3906599 is a deficient number, since it is larger than the sum of its proper divisors (1).

3906599 is an equidigital number, since it uses as much as digits as its factorization.

3906599 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 65610, while the sum is 41.

The square root of 3906599 is about 1976.5118264255. The cubic root of 3906599 is about 157.4948213633.

The spelling of 3906599 in words is "three million, nine hundred six thousand, five hundred ninety-nine".