3345605720 has 16 divisors (see below), whose sum is σ = 7527612960. Its totient is φ = 1338242272.

The previous prime is 3345605719. The next prime is 3345605801. The reversal of 3345605720 is 275065433.

3345605720 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3345605720² = 22386155267393436800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41820032 + ... + 41820111.

It is an arithmetic number, because the mean of its divisors is an integer number (470475810).

Almost surely, 2^3345605720 is an apocalyptic number.

It is an amenable number.

3345605720 is an abundant number, since it is smaller than the sum of its proper divisors (4182007240).

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

3345605720 is a wasteful number, since it uses less digits than its factorization.

3345605720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83640154 (or 83640150 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 35.

The square root of 3345605720 is about 57841.2112597930. The cubic root of 3345605720 is about 1495.6325880017.

The spelling of 3345605720 in words is "three billion, three hundred forty-five million, six hundred five thousand, seven hundred twenty".