3604669728 has 48 divisors (see below), whose sum is σ = 10322466336. Its totient is φ = 1092323840.

The previous prime is 3604669709. The next prime is 3604669729. The reversal of 3604669728 is 8279664063.

It is a happy number.

3604669728 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 (48).

It is not an unprimeable number, because it can be changed into a prime (3604669729) 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, 1705701 + ... + 1707812.

It is an arithmetic number, because the mean of its divisors is an integer number (215051382).

Almost surely, 2^3604669728 is an apocalyptic number.

It is an amenable number.

3604669728 is an abundant number, since it is smaller than the sum of its proper divisors (6717796608).

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

3604669728 is a wasteful number, since it uses less digits than its factorization.

3604669728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3413537 (or 3413529 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 51.

The square root of 3604669728 is about 60038.9017887569. The cubic root of 3604669728 is about 1533.2812556142.

The spelling of 3604669728 in words is "three billion, six hundred four million, six hundred sixty-nine thousand, seven hundred twenty-eight".