3939855006 has 16 divisors (see below), whose sum is σ = 7893565200. Its totient is φ = 1310975808.

The previous prime is 3939854981. The next prime is 3939855013. The reversal of 3939855006 is 6005589393.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 573601 + ... + 580428.

It is an arithmetic number, because the mean of its divisors is an integer number (493347825).

Almost surely, 2^3939855006 is an apocalyptic number.

3939855006 is an abundant number, since it is smaller than the sum of its proper divisors (3953710194).

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

3939855006 is a wasteful number, since it uses less digits than its factorization.

3939855006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154603.

The product of its (nonzero) digits is 874800, while the sum is 48.

The square root of 3939855006 is about 62768.2643220282. The cubic root of 3939855006 is about 1579.4046528566.

The spelling of 3939855006 in words is "three billion, nine hundred thirty-nine million, eight hundred fifty-five thousand, six".