3208405056 has 112 divisors (see below), whose sum is σ = 9324441600. Its totient is φ = 969103872.

The previous prime is 3208405051. The next prime is 3208405093. The reversal of 3208405056 is 6505048023.

It is not an unprimeable number, because it can be changed into a prime (3208405051) 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, 64785 + ... + 103023.

Almost surely, 2^3208405056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3208405056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4662220800).

3208405056 is an abundant number, since it is smaller than the sum of its proper divisors (6116036544).

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

3208405056 is a wasteful number, since it uses less digits than its factorization.

3208405056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38296 (or 38286 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 3208405056 is about 56642.7846773091. The cubic root of 3208405056 is about 1474.9016586355.

The spelling of 3208405056 in words is "three billion, two hundred eight million, four hundred five thousand, fifty-six".