3686944118 has 32 divisors (see below), whose sum is σ = 6501412512. Its totient is φ = 1545984000.

The previous prime is 3686944109. The next prime is 3686944213. The reversal of 3686944118 is 8114496863.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 601268 + ... + 607368.

It is an arithmetic number, because the mean of its divisors is an integer number (203169141).

Almost surely, 2^3686944118 is an apocalyptic number.

3686944118 is a deficient number, since it is larger than the sum of its proper divisors (2814468394).

3686944118 is a wasteful number, since it uses less digits than its factorization.

3686944118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8240.

The product of its digits is 995328, while the sum is 50.

The square root of 3686944118 is about 60720.2117749930. The cubic root of 3686944118 is about 1544.8590157029.

The spelling of 3686944118 in words is "three billion, six hundred eighty-six million, nine hundred forty-four thousand, one hundred eighteen".