5663444 has 24 divisors (see below), whose sum is σ = 10681440. Its totient is φ = 2618784.

The previous prime is 5663429. The next prime is 5663459. The reversal of 5663444 is 4443665.

It is an interprime number because it is at equal distance from previous prime (5663429) and next prime (5663459).

It is a super-2 number, since 2×5663444² = 64149195882272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5663444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2402 + ... + 4134.

It is an arithmetic number, because the mean of its divisors is an integer number (445060).

Almost surely, 2^5663444 is an apocalyptic number.

It is an amenable number.

5663444 is a deficient number, since it is larger than the sum of its proper divisors (5017996).

5663444 is a wasteful number, since it uses less digits than its factorization.

5663444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1799 (or 1797 counting only the distinct ones).

The product of its digits is 34560, while the sum is 32.

The square root of 5663444 is about 2379.7991511890. The cubic root of 5663444 is about 178.2489048242.

The spelling of 5663444 in words is "five million, six hundred sixty-three thousand, four hundred forty-four".