3256564808 has 16 divisors (see below), whose sum is σ = 6978353280. Its totient is φ = 1395670608.

The previous prime is 3256564783. The next prime is 3256564813. The reversal of 3256564808 is 8084656523.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29076416 + ... + 29076527.

It is an arithmetic number, because the mean of its divisors is an integer number (436147080).

Almost surely, 2^3256564808 is an apocalyptic number.

It is an amenable number.

3256564808 is an abundant number, since it is smaller than the sum of its proper divisors (3721788472).

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

3256564808 is a wasteful number, since it uses less digits than its factorization.

3256564808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58152956 (or 58152952 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 47.

The square root of 3256564808 is about 57066.3193836785. The cubic root of 3256564808 is about 1482.2447079378.

The spelling of 3256564808 in words is "three billion, two hundred fifty-six million, five hundred sixty-four thousand, eight hundred eight".