3645959 has 2 divisors, whose sum is σ = 3645960. Its totient is φ = 3645958.

The previous prime is 3645953. The next prime is 3645977. The reversal of 3645959 is 9595463.

3645959 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3645959 - 2⁸ = 3645703 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 3³ + 6⁸ + 4³ + 5 + 9⁴ + 5⁹ + 9⁴ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3645953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1822979 + 1822980.

It is an arithmetic number, because the mean of its divisors is an integer number (1822980).

Almost surely, 2^3645959 is an apocalyptic number.

3645959 is a deficient number, since it is larger than the sum of its proper divisors (1).

3645959 is an equidigital number, since it uses as much as digits as its factorization.

3645959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145800, while the sum is 41.

The square root of 3645959 is about 1909.4394465392. The cubic root of 3645959 is about 153.9113308646.

The spelling of 3645959 in words is "three million, six hundred forty-five thousand, nine hundred fifty-nine".