3443646 has 8 divisors (see below), whose sum is σ = 6887304. Its totient is φ = 1147880.

The previous prime is 3443641. The next prime is 3443659. The reversal of 3443646 is 6463443.

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

3443646 is an admirable number.

It is a d-powerful number, because it can be written as 3⁵ + 4³ + 4⁷ + 3⁷ + 6⁸ + 4⁸ + 6⁸ .

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3443641) 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 3 ways as a sum of consecutive naturals, for example, 286965 + ... + 286976.

It is an arithmetic number, because the mean of its divisors is an integer number (860913).

Almost surely, 2^3443646 is an apocalyptic number.

3443646 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.

3443646 is a wasteful number, since it uses less digits than its factorization.

3443646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573946.

The product of its digits is 20736, while the sum is 30.

The square root of 3443646 is about 1855.7063345260. The cubic root of 3443646 is about 151.0101596895.

The spelling of 3443646 in words is "three million, four hundred forty-three thousand, six hundred forty-six".