3604720 has 80 divisors (see below), whose sum is σ = 9874368. Its totient is φ = 1198080.

The previous prime is 3604717. The next prime is 3604747. The reversal of 3604720 is 274063.

3604720 is digitally balanced in base 5, 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 (80).

It is a junction number, because it is equal to n+sod(n) for n = 3604691 and 3604700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22882 + ... + 23038.

Almost surely, 2^3604720 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3604720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4937184).

3604720 is an abundant number, since it is smaller than the sum of its proper divisors (6269648).

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

3604720 is a wasteful number, since it uses less digits than its factorization.

3604720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218 (or 212 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 3604720 is about 1898.6100178815. The cubic root of 3604720 is about 153.3288383475.

Adding to 3604720 its reverse (274063), we get a palindrome (3878783).

The spelling of 3604720 in words is "three million, six hundred four thousand, seven hundred twenty".