3840320408 has 16 divisors (see below), whose sum is σ = 7202500560. Its totient is φ = 1919653600.

The previous prime is 3840320387. The next prime is 3840320431. The reversal of 3840320408 is 8040230483.

3840320408 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3840320408² = 29496121672202572928, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30083 + ... + 92658.

It is an arithmetic number, because the mean of its divisors is an integer number (450156285).

Almost surely, 2^3840320408 is an apocalyptic number.

It is an amenable number.

3840320408 is a deficient number, since it is larger than the sum of its proper divisors (3362180152).

3840320408 is a wasteful number, since it uses less digits than its factorization.

3840320408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126658 (or 126654 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 3840320408 is about 61970.3187663255. The cubic root of 3840320408 is about 1565.9906092462.

The spelling of 3840320408 in words is "three billion, eight hundred forty million, three hundred twenty thousand, four hundred eight".