5644556 has 12 divisors (see below), whose sum is σ = 9895200. Its totient is φ = 2817360.

The previous prime is 5644547. The next prime is 5644601. The reversal of 5644556 is 6554465.

It is a super-2 number, since 2×5644556² = 63722024874272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2870 + ... + 4418.

It is an arithmetic number, because the mean of its divisors is an integer number (824600).

Almost surely, 2^5644556 is an apocalyptic number.

It is an amenable number.

5644556 is a deficient number, since it is larger than the sum of its proper divisors (4250644).

5644556 is a wasteful number, since it uses less digits than its factorization.

5644556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2464 (or 2462 counting only the distinct ones).

The product of its digits is 72000, while the sum is 35.

The square root of 5644556 is about 2375.8274348109. The cubic root of 5644556 is about 178.0505264130.

Subtracting 5644556 from its reverse (6554465), we obtain a palindrome (909909).

The spelling of 5644556 in words is "five million, six hundred forty-four thousand, five hundred fifty-six".