3930388338 has 32 divisors (see below), whose sum is σ = 8353946880. Its totient is φ = 1228504320.

The previous prime is 3930388333. The next prime is 3930388339. The reversal of 3930388338 is 8338830393.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (3930388333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43453 + ... + 98736.

It is an arithmetic number, because the mean of its divisors is an integer number (261060840).

Almost surely, 2^3930388338 is an apocalyptic number.

3930388338 is an abundant number, since it is smaller than the sum of its proper divisors (4423558542).

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

3930388338 is a wasteful number, since it uses less digits than its factorization.

3930388338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142482.

The product of its (nonzero) digits is 1119744, while the sum is 48.

The square root of 3930388338 is about 62692.8093005889. The cubic root of 3930388338 is about 1578.1386425788.

The spelling of 3930388338 in words is "three billion, nine hundred thirty million, three hundred eighty-eight thousand, three hundred thirty-eight".