5644856 has 16 divisors (see below), whose sum is σ = 12096240. Its totient is φ = 2419200.

The previous prime is 5644829. The next prime is 5644861. The reversal of 5644856 is 6584465.

5644856 = 895² + 896² + ... + 901².

It is a congruent number.

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, 50345 + ... + 50456.

It is an arithmetic number, because the mean of its divisors is an integer number (756015).

Almost surely, 2^5644856 is an apocalyptic number.

5644856 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

5644856 is an abundant number, since it is smaller than the sum of its proper divisors (6451384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5644856 is a wasteful number, since it uses less digits than its factorization.

5644856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100814 (or 100810 counting only the distinct ones).

The product of its digits is 115200, while the sum is 38.

The square root of 5644856 is about 2375.8905698706. The cubic root of 5644856 is about 178.0536807333.

The spelling of 5644856 in words is "five million, six hundred forty-four thousand, eight hundred fifty-six".