3256206872 has 16 divisors (see below), whose sum is σ = 6165838800. Its totient is φ = 1611983200.

The previous prime is 3256206857. The next prime is 3256206887. The reversal of 3256206872 is 2786026523.

It is an interprime number because it is at equal distance from previous prime (3256206857) and next prime (3256206887).

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, 2014172 + ... + 2015787.

It is an arithmetic number, because the mean of its divisors is an integer number (385364925).

Almost surely, 2^3256206872 is an apocalyptic number.

It is an amenable number.

3256206872 is a deficient number, since it is larger than the sum of its proper divisors (2909631928).

3256206872 is a wasteful number, since it uses less digits than its factorization.

3256206872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4030066 (or 4030062 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 41.

The square root of 3256206872 is about 57063.1831569183. The cubic root of 3256206872 is about 1482.1904003865.

The spelling of 3256206872 in words is "three billion, two hundred fifty-six million, two hundred six thousand, eight hundred seventy-two".