3607581 has 8 divisors (see below), whose sum is σ = 4878144. Its totient is φ = 2371040.

The previous prime is 3607567. The next prime is 3607589. The reversal of 3607581 is 1857063.

3607581 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3607581 - 2⁶ = 3607517 is a prime.

It is a super-2 number, since 2×3607581² = 26029281343122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3607589) 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 7 ways as a sum of consecutive naturals, for example, 8256 + ... + 8681.

It is an arithmetic number, because the mean of its divisors is an integer number (609768).

Almost surely, 2^3607581 is an apocalyptic number.

It is an amenable number.

3607581 is a deficient number, since it is larger than the sum of its proper divisors (1270563).

3607581 is a wasteful number, since it uses less digits than its factorization.

3607581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17011.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 3607581 is about 1899.3633143767. The cubic root of 3607581 is about 153.3693923806.

The spelling of 3607581 in words is "three million, six hundred seven thousand, five hundred eighty-one".