3986241 has 16 divisors (see below), whose sum is σ = 6150144. Its totient is φ = 2249424.

The previous prime is 3986237. The next prime is 3986243. The reversal of 3986241 is 1426893.

3986241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3986241 - 2² = 3986237 is a prime.

3986241 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3986243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 600 + ... + 2886.

It is an arithmetic number, because the mean of its divisors is an integer number (384384).

Almost surely, 2^3986241 is an apocalyptic number.

It is an amenable number.

3986241 is a deficient number, since it is larger than the sum of its proper divisors (2163903).

3986241 is a wasteful number, since it uses less digits than its factorization.

3986241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2380.

The product of its digits is 10368, while the sum is 33.

The square root of 3986241 is about 1996.5572869317. The cubic root of 3986241 is about 158.5578873499.

It can be divided in two parts, 39862 and 41, that added together give a triangular number (39903 = T₂₈₂).

The spelling of 3986241 in words is "three million, nine hundred eighty-six thousand, two hundred forty-one".