3938328807 has 8 divisors (see below), whose sum is σ = 6001262976. Its totient is φ = 2250473592.

The previous prime is 3938328799. The next prime is 3938328833. The reversal of 3938328807 is 7088238393.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3938328807 - 2³ = 3938328799 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3938328807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3938328887) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93769713 + ... + 93769754.

It is an arithmetic number, because the mean of its divisors is an integer number (750157872).

Almost surely, 2^3938328807 is an apocalyptic number.

3938328807 is a deficient number, since it is larger than the sum of its proper divisors (2062934169).

3938328807 is a wasteful number, since it uses less digits than its factorization.

3938328807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187539477.

The product of its (nonzero) digits is 1741824, while the sum is 51.

The square root of 3938328807 is about 62756.1057348207. The cubic root of 3938328807 is about 1579.2006862031.

The spelling of 3938328807 in words is "three billion, nine hundred thirty-eight million, three hundred twenty-eight thousand, eight hundred seven".