3706139871 has 12 divisors (see below), whose sum is σ = 6118072272. Its totient is φ = 2117794176.

The previous prime is 3706139849. The next prime is 3706139873. The reversal of 3706139871 is 1789316073.

It is not a de Polignac number, because 3706139871 - 2¹⁰ = 3706138847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3706139873) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29413746 + ... + 29413871.

It is an arithmetic number, because the mean of its divisors is an integer number (509839356).

Almost surely, 2^3706139871 is an apocalyptic number.

3706139871 is a deficient number, since it is larger than the sum of its proper divisors (2411932401).

3706139871 is a wasteful number, since it uses less digits than its factorization.

3706139871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58827630 (or 58827627 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 45.

The square root of 3706139871 is about 60878.0738115128. The cubic root of 3706139871 is about 1547.5354341276.

The spelling of 3706139871 in words is "three billion, seven hundred six million, one hundred thirty-nine thousand, eight hundred seventy-one".