3643504 has 10 divisors (see below), whose sum is σ = 7059320. Its totient is φ = 1821744.

The previous prime is 3643483. The next prime is 3643511. The reversal of 3643504 is 4053463.

3643504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 113844 + ... + 113875.

It is an arithmetic number, because the mean of its divisors is an integer number (705932).

Almost surely, 2^3643504 is an apocalyptic number.

It is an amenable number.

3643504 is a deficient number, since it is larger than the sum of its proper divisors (3415816).

3643504 is a wasteful number, since it uses less digits than its factorization.

3643504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227727 (or 227721 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 3643504 is about 1908.7964794603. The cubic root of 3643504 is about 153.8767778012.

Adding to 3643504 its reverse (4053463), we get a palindrome (7696967).

The spelling of 3643504 in words is "three million, six hundred forty-three thousand, five hundred four".