3681575 has 6 divisors (see below), whose sum is σ = 4565184. Its totient is φ = 2945240.

The previous prime is 3681569. The next prime is 3681577. The reversal of 3681575 is 5751863.

3681575 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3681575 - 2⁶ = 3681511 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 (3681577) 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, 73607 + ... + 73656.

It is an arithmetic number, because the mean of its divisors is an integer number (760864).

Almost surely, 2^3681575 is an apocalyptic number.

3681575 is a deficient number, since it is larger than the sum of its proper divisors (883609).

3681575 is a wasteful number, since it uses less digits than its factorization.

3681575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147273 (or 147268 counting only the distinct ones).

The product of its digits is 25200, while the sum is 35.

The square root of 3681575 is about 1918.7430781634. The cubic root of 3681575 is about 154.4108750293.

The spelling of 3681575 in words is "three million, six hundred eighty-one thousand, five hundred seventy-five".