3305038720 has 32 divisors (see below), whose sum is σ = 7901109720. Its totient is φ = 1322015232.

The previous prime is 3305038687. The next prime is 3305038721. The reversal of 3305038720 is 278305033.

3305038720 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 (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3305038721) 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, 2581422 + ... + 2582701.

Almost surely, 2^3305038720 is an apocalyptic number.

It is an amenable number.

3305038720 is an abundant number, since it is smaller than the sum of its proper divisors (4596071000).

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

3305038720 is an equidigital number, since it uses as much as digits as its factorization.

3305038720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5164142 (or 5164130 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 3305038720 is about 57489.4661655507. The cubic root of 3305038720 is about 1489.5629124980.

The spelling of 3305038720 in words is "three billion, three hundred five million, thirty-eight thousand, seven hundred twenty".