3643304388 has 24 divisors (see below), whose sum is σ = 8775271680. Its totient is φ = 1175259360.

The previous prime is 3643304381. The next prime is 3643304389. The reversal of 3643304388 is 8834033463.

It is not an unprimeable number, because it can be changed into a prime (3643304381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4896543 + ... + 4897286.

It is an arithmetic number, because the mean of its divisors is an integer number (365636320).

Almost surely, 2^3643304388 is an apocalyptic number.

It is an amenable number.

3643304388 is an abundant number, since it is smaller than the sum of its proper divisors (5131967292).

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

3643304388 is a wasteful number, since it uses less digits than its factorization.

3643304388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9793867 (or 9793865 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 42.

The square root of 3643304388 is about 60359.7911527202. The cubic root of 3643304388 is about 1538.7396766634.

The spelling of 3643304388 in words is "three billion, six hundred forty-three million, three hundred four thousand, three hundred eighty-eight".