3443986 has 32 divisors (see below), whose sum is σ = 6451200. Its totient is φ = 1342656.

The previous prime is 3443983. The next prime is 3443987. The reversal of 3443986 is 6893443.

It is a super-2 number, since 2×3443986² = 23722079136392, which contains 22 as substring.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (3443983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23040 + ... + 23188.

It is an arithmetic number, because the mean of its divisors is an integer number (201600).

Almost surely, 2^3443986 is an apocalyptic number.

3443986 is a deficient number, since it is larger than the sum of its proper divisors (3007214).

3443986 is a wasteful number, since it uses less digits than its factorization.

3443986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298.

The product of its digits is 62208, while the sum is 37.

The square root of 3443986 is about 1855.7979415874. The cubic root of 3443986 is about 151.0151293994.

The spelling of 3443986 in words is "three million, four hundred forty-three thousand, nine hundred eighty-six".