3986043 has 8 divisors (see below), whose sum is σ = 5374800. Its totient is φ = 2627328.

The previous prime is 3986033. The next prime is 3986051. The reversal of 3986043 is 3406893.

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

It is not a de Polignac number, because 3986043 - 2¹³ = 3977851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3985995 and 3986013.

It is not an unprimeable number, because it can be changed into a prime (3986033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7198 + ... + 7731.

It is an arithmetic number, because the mean of its divisors is an integer number (671850).

Almost surely, 2^3986043 is an apocalyptic number.

3986043 is a deficient number, since it is larger than the sum of its proper divisors (1388757).

3986043 is a wasteful number, since it uses less digits than its factorization.

3986043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15021.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 3986043 is about 1996.5077009619. The cubic root of 3986043 is about 158.5552620712. Note that the first 3 decimals are identical.

Adding to 3986043 its sum of digits (33), we get a triangular number (3986076 = T₂₈₂₃).

It can be divided in two parts, 39860 and 43, that added together give a triangular number (39903 = T₂₈₂).

The spelling of 3986043 in words is "three million, nine hundred eighty-six thousand, forty-three".