3941589 has 4 divisors (see below), whose sum is σ = 5255456. Its totient is φ = 2627724.

The previous prime is 3941551. The next prime is 3941611. The reversal of 3941589 is 9851493.

3941589 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9851493 = 3 ⋅3283831.

It is not a de Polignac number, because 3941589 - 2¹¹ = 3939541 is a prime.

It is a super-2 number, since 2×3941589² = 31072247689842, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3941689) 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 in 3 ways as a sum of consecutive naturals, for example, 656929 + ... + 656934.

It is an arithmetic number, because the mean of its divisors is an integer number (1313864).

Almost surely, 2^3941589 is an apocalyptic number.

It is an amenable number.

3941589 is a deficient number, since it is larger than the sum of its proper divisors (1313867).

3941589 is a wasteful number, since it uses less digits than its factorization.

3941589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1313866.

The product of its digits is 38880, while the sum is 39.

The square root of 3941589 is about 1985.3435470971. The cubic root of 3941589 is about 157.9636326062.

The spelling of 3941589 in words is "three million, nine hundred forty-one thousand, five hundred eighty-nine".