3681764 has 6 divisors (see below), whose sum is σ = 6443094. Its totient is φ = 1840880.

The previous prime is 3681761. The next prime is 3681767. The reversal of 3681764 is 4671863.

3681764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3681761) and next prime (3681767).

It can be written as a sum of positive squares in only one way, i.e., 2427364 + 1254400 = 1558^2 + 1120^2 .

It is not an unprimeable number, because it can be changed into a prime (3681761) 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 as a sum of consecutive naturals, namely, 460217 + ... + 460224.

It is an arithmetic number, because the mean of its divisors is an integer number (1073849).

Almost surely, 2^3681764 is an apocalyptic number.

It is an amenable number.

3681764 is a deficient number, since it is larger than the sum of its proper divisors (2761330).

3681764 is a wasteful number, since it uses less digits than its factorization.

3681764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920445 (or 920443 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 3681764 is about 1918.7923285233. The cubic root of 3681764 is about 154.4135173003.

Subtracting 3681764 from its reverse (4671863), we obtain a palindrome (990099).

The spelling of 3681764 in words is "three million, six hundred eighty-one thousand, seven hundred sixty-four".