5643244 has 6 divisors (see below), whose sum is σ = 9875684. Its totient is φ = 2821620.

The previous prime is 5643241. The next prime is 5643259. The reversal of 5643244 is 4423465.

It is not an unprimeable number, because it can be changed into a prime (5643241) 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 as a sum of consecutive naturals, namely, 705402 + ... + 705409.

Almost surely, 2^5643244 is an apocalyptic number.

It is an amenable number.

5643244 is a deficient number, since it is larger than the sum of its proper divisors (4232440).

5643244 is a wasteful number, since it uses less digits than its factorization.

5643244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1410815 (or 1410813 counting only the distinct ones).

The product of its digits is 11520, while the sum is 28.

The square root of 5643244 is about 2375.5513044344. The cubic root of 5643244 is about 178.0367302059.

The spelling of 5643244 in words is "five million, six hundred forty-three thousand, two hundred forty-four".