5663443 has 8 divisors (see below), whose sum is σ = 5799312. Its totient is φ = 5529216.

The previous prime is 5663429. The next prime is 5663459. The reversal of 5663443 is 3443665.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5663443 is a prime.

It is a super-2 number, since 2×5663443² = 64149173228498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5660443) 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 7 ways as a sum of consecutive naturals, for example, 8871 + ... + 9487.

It is an arithmetic number, because the mean of its divisors is an integer number (724914).

Almost surely, 2^5663443 is an apocalyptic number.

5663443 is a deficient number, since it is larger than the sum of its proper divisors (135869).

5663443 is a wasteful number, since it uses less digits than its factorization.

5663443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 821.

The product of its digits is 25920, while the sum is 31.

The square root of 5663443 is about 2379.7989410873. The cubic root of 5663443 is about 178.2488943330.

The spelling of 5663443 in words is "five million, six hundred sixty-three thousand, four hundred forty-three".