3965589 has 12 divisors (see below), whose sum is σ = 5861856. Its totient is φ = 2581992.

The previous prime is 3965587. The next prime is 3965617. The reversal of 3965589 is 9855693.

3965589 is a `hidden beast` number, since 3 + 9 + 65 + 589 = 666.

It is not a de Polignac number, because 3965589 - 2¹ = 3965587 is a prime.

It is a super-2 number, since 2×3965589² = 31451792233842, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3965581) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4737 + ... + 5510.

It is an arithmetic number, because the mean of its divisors is an integer number (488488).

Almost surely, 2^3965589 is an apocalyptic number.

It is an amenable number.

3965589 is a deficient number, since it is larger than the sum of its proper divisors (1896267).

3965589 is a wasteful number, since it uses less digits than its factorization.

3965589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10296 (or 10293 counting only the distinct ones).

The product of its digits is 291600, while the sum is 45.

The square root of 3965589 is about 1991.3786681593. The cubic root of 3965589 is about 158.2835931170.

It can be divided in two parts, 3965 and 589, that added together give a palindrome (4554).

The spelling of 3965589 in words is "three million, nine hundred sixty-five thousand, five hundred eighty-nine".