5543856 has 80 divisors (see below), whose sum is σ = 16353120. Its totient is φ = 1797120.

The previous prime is 5543833. The next prime is 5543873. The reversal of 5543856 is 6583455.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 5543856.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17556 + ... + 17868.

It is an arithmetic number, because the mean of its divisors is an integer number (204414).

Almost surely, 2^5543856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5543856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8176560).

5543856 is an abundant number, since it is smaller than the sum of its proper divisors (10809264).

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

5543856 is a wasteful number, since it uses less digits than its factorization.

5543856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371 (or 359 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 5543856 is about 2354.5394454118. The cubic root of 5543856 is about 176.9853478247.

The spelling of 5543856 in words is "five million, five hundred forty-three thousand, eight hundred fifty-six".