3243621204 has 36 divisors (see below), whose sum is σ = 8278766496. Its totient is φ = 1070708688.

The previous prime is 3243621187. The next prime is 3243621209. The reversal of 3243621204 is 4021263423.

3243621204 is a `hidden beast` number, since 3 + 2 + 436 + 21 + 204 = 666.

3243621204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3243621209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 433674 + ... + 441089.

It is an arithmetic number, because the mean of its divisors is an integer number (229965736).

Almost surely, 2^3243621204 is an apocalyptic number.

It is an amenable number.

3243621204 is an abundant number, since it is smaller than the sum of its proper divisors (5035145292).

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

3243621204 is a wasteful number, since it uses less digits than its factorization.

3243621204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874876 (or 874871 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 3243621204 is about 56952.7980348639. The cubic root of 3243621204 is about 1480.2783144724.

Adding to 3243621204 its reverse (4021263423), we get a palindrome (7264884627).

The spelling of 3243621204 in words is "three billion, two hundred forty-three million, six hundred twenty-one thousand, two hundred four".