3630589 has 4 divisors (see below), whose sum is σ = 3635100. Its totient is φ = 3626080.

The previous prime is 3630559. The next prime is 3630593. The reversal of 3630589 is 9850363.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2088025 + 1542564 = 1445^2 + 1242^2 .

It is a cyclic number.

It is not a de Polignac number, because 3630589 - 2⁷ = 3630461 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3630559) 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, 682 + ... + 2779.

It is an arithmetic number, because the mean of its divisors is an integer number (908775).

Almost surely, 2^3630589 is an apocalyptic number.

It is an amenable number.

3630589 is a deficient number, since it is larger than the sum of its proper divisors (4511).

3630589 is a wasteful number, since it uses less digits than its factorization.

3630589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4510.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 3630589 is about 1905.4104544691. The cubic root of 3630589 is about 153.6947486934.

It can be divided in two parts, 36 and 30589, that added together give a square (30625 = 175²).

The spelling of 3630589 in words is "three million, six hundred thirty thousand, five hundred eighty-nine".