3726589 has 4 divisors (see below), whose sum is σ = 3796956. Its totient is φ = 3656224.

The previous prime is 3726581. The next prime is 3726599. The reversal of 3726589 is 9856273.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 887364 + 2839225 = 942^2 + 1685^2 .

It is a cyclic number.

It is not a de Polignac number, because 3726589 - 2³ = 3726581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3726581) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35104 + ... + 35209.

It is an arithmetic number, because the mean of its divisors is an integer number (949239).

Almost surely, 2^3726589 is an apocalyptic number.

It is an amenable number.

3726589 is a deficient number, since it is larger than the sum of its proper divisors (70367).

3726589 is an equidigital number, since it uses as much as digits as its factorization.

3726589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70366.

The product of its digits is 90720, while the sum is 40.

The square root of 3726589 is about 1930.4375151763. The cubic root of 3726589 is about 155.0376460761.

The spelling of 3726589 in words is "three million, seven hundred twenty-six thousand, five hundred eighty-nine".