3668604 has 12 divisors (see below), whose sum is σ = 8560104. Its totient is φ = 1222864.

The previous prime is 3668603. The next prime is 3668611. The reversal of 3668604 is 4068663.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3668603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152847 + ... + 152870.

It is an arithmetic number, because the mean of its divisors is an integer number (713342).

Almost surely, 2^3668604 is an apocalyptic number.

It is an amenable number.

3668604 is an abundant number, since it is smaller than the sum of its proper divisors (4891500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3668604 is a wasteful number, since it uses less digits than its factorization.

3668604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305724 (or 305722 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 3668604 is about 1915.3600183777. The cubic root of 3668604 is about 154.2293204636.

The spelling of 3668604 in words is "three million, six hundred sixty-eight thousand, six hundred four".