3728031296 has 42 divisors (see below), whose sum is σ = 8131496310. Its totient is φ = 1694556160.

The previous prime is 3728031271. The next prime is 3728031317. The reversal of 3728031296 is 6921308273.

3728031296 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3054109696 + 673921600 = 55264^2 + 25960^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 232961 + ... + 248448.

It is an arithmetic number, because the mean of its divisors is an integer number (193607055).

Almost surely, 2^3728031296 is an apocalyptic number.

It is an amenable number.

3728031296 is an abundant number, since it is smaller than the sum of its proper divisors (4403465014).

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

3728031296 is a wasteful number, since it uses less digits than its factorization.

3728031296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481443 (or 481422 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 3728031296 is about 61057.6063729983. The cubic root of 3728031296 is about 1550.5764482342.

The spelling of 3728031296 in words is "three billion, seven hundred twenty-eight million, thirty-one thousand, two hundred ninety-six".