3943686102 has 8 divisors (see below), whose sum is σ = 7887372216. Its totient is φ = 1314562032.

The previous prime is 3943686077. The next prime is 3943686121. The reversal of 3943686102 is 2016863493.

It is a sphenic number, since it is the product of 3 distinct primes.

3943686102 is an admirable number.

It is a super-2 number, since 2×3943686102² = 31105320142215908808, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 328640503 + ... + 328640514.

It is an arithmetic number, because the mean of its divisors is an integer number (985921527).

Almost surely, 2^3943686102 is an apocalyptic number.

3943686102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3943686102 is a wasteful number, since it uses less digits than its factorization.

3943686102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657281022.

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 3943686102 is about 62798.7746854984. The cubic root of 3943686102 is about 1579.9164221667.

The spelling of 3943686102 in words is "three billion, nine hundred forty-three million, six hundred eighty-six thousand, one hundred two".