8556441 has 16 divisors (see below), whose sum is σ = 12291840. Its totient is φ = 5276880.

The previous prime is 8556419. The next prime is 8556463. The reversal of 8556441 is 1446558.

It is an interprime number because it is at equal distance from previous prime (8556419) and next prime (8556463).

It is not a de Polignac number, because 8556441 - 2⁹ = 8555929 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8556241) by changing a digit.

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, 706 + ... + 4196.

It is an arithmetic number, because the mean of its divisors is an integer number (768240).

Almost surely, 2^8556441 is an apocalyptic number.

It is an amenable number.

8556441 is a deficient number, since it is larger than the sum of its proper divisors (3735399).

8556441 is a wasteful number, since it uses less digits than its factorization.

8556441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3556.

The product of its digits is 19200, while the sum is 33.

The square root of 8556441 is about 2925.1394838537. The cubic root of 8556441 is about 204.5334701306.

It can be divided in two parts, 855 and 6441, that multiplied together give a palindrome (5507055).

The spelling of 8556441 in words is "eight million, five hundred fifty-six thousand, four hundred forty-one".