3243473720 has 64 divisors (see below), whose sum is σ = 7371540000. Its totient is φ = 1284346368.

The previous prime is 3243473711. The next prime is 3243473747. The reversal of 3243473720 is 273743423.

3243473720 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 2222351 + ... + 2223809.

Almost surely, 2^3243473720 is an apocalyptic number.

It is an amenable number.

3243473720 is an abundant number, since it is smaller than the sum of its proper divisors (4128066280).

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

3243473720 is a wasteful number, since it uses less digits than its factorization.

3243473720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1992 (or 1988 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 35.

The square root of 3243473720 is about 56951.5032286243. The cubic root of 3243473720 is about 1480.2558785731.

The spelling of 3243473720 in words is "three billion, two hundred forty-three million, four hundred seventy-three thousand, seven hundred twenty".