3580641 has 6 divisors (see below), whose sum is σ = 5172050. Its totient is φ = 2387088.

The previous prime is 3580613. The next prime is 3580649. The reversal of 3580641 is 1460853.

3580641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2433600 + 1147041 = 1560^2 + 1071^2 .

It is not a de Polignac number, because 3580641 - 2⁵ = 3580609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3580649) 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 5 ways as a sum of consecutive naturals, for example, 198916 + ... + 198933.

Almost surely, 2^3580641 is an apocalyptic number.

It is an amenable number.

3580641 is a deficient number, since it is larger than the sum of its proper divisors (1591409).

3580641 is a wasteful number, since it uses less digits than its factorization.

3580641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397855 (or 397852 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 3580641 is about 1892.2581747743. The cubic root of 3580641 is about 152.9866706317.

It can be divided in two parts, 3 and 580641, that added together give a square (580644 = 762²).

The spelling of 3580641 in words is "three million, five hundred eighty thousand, six hundred forty-one".