3603664 has 20 divisors (see below), whose sum is σ = 7072960. Its totient is φ = 1778400.

The previous prime is 3603659. The next prime is 3603667. The reversal of 3603664 is 4663063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3603667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162 + ... + 2689.

It is an arithmetic number, because the mean of its divisors is an integer number (353648).

Almost surely, 2^3603664 is an apocalyptic number.

It is an amenable number.

3603664 is a deficient number, since it is larger than the sum of its proper divisors (3469296).

3603664 is a wasteful number, since it uses less digits than its factorization.

3603664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2938 (or 2932 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 3603664 is about 1898.3318993264. The cubic root of 3603664 is about 153.3138643628.

It can be divided in two parts, 36036 and 64, that added together give a square (36100 = 190²).

The spelling of 3603664 in words is "three million, six hundred three thousand, six hundred sixty-four".