3986101 has 6 divisors (see below), whose sum is σ = 4636950. Its totient is φ = 3416616.

The previous prime is 3986063. The next prime is 3986111. The reversal of 3986101 is 1016893.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2160900 + 1825201 = 1470^2 + 1351^2 .

It is not a de Polignac number, because 3986101 - 2⁹ = 3985589 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3986101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3986111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40626 + ... + 40723.

It is an arithmetic number, because the mean of its divisors is an integer number (772825).

Almost surely, 2^3986101 is an apocalyptic number.

It is an amenable number.

3986101 is a deficient number, since it is larger than the sum of its proper divisors (650849).

3986101 is an equidigital number, since it uses as much as digits as its factorization.

3986101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81363 (or 81356 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 3986101 is about 1996.5222262725. The cubic root of 3986101 is about 158.5560311012.

The spelling of 3986101 in words is "three million, nine hundred eighty-six thousand, one hundred one".