3243991300 has 72 divisors (see below), whose sum is σ = 8013362112. Its totient is φ = 1128336000.

The previous prime is 3243991297. The next prime is 3243991351. The reversal of 3243991300 is 31993423.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38811 + ... + 89410.

It is an arithmetic number, because the mean of its divisors is an integer number (111296696).

Almost surely, 2^3243991300 is an apocalyptic number.

It is an amenable number.

3243991300 is an abundant number, since it is smaller than the sum of its proper divisors (4769370812).

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

3243991300 is a wasteful number, since it uses less digits than its factorization.

3243991300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128269 (or 128262 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 3243991300 is about 56956.0470889615. The cubic root of 3243991300 is about 1480.3346120704.

The spelling of 3243991300 in words is "three billion, two hundred forty-three million, nine hundred ninety-one thousand, three hundred".