8872556 has 24 divisors (see below), whose sum is σ = 19358976. Its totient is φ = 3456720.

The previous prime is 8872537. The next prime is 8872559. The reversal of 8872556 is 6552788.

It is not an unprimeable number, because it can be changed into a prime (8872559) 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 7 ways as a sum of consecutive naturals, for example, 14096 + ... + 14711.

It is an arithmetic number, because the mean of its divisors is an integer number (806624).

Almost surely, 2^8872556 is an apocalyptic number.

It is an amenable number.

8872556 is an abundant number, since it is smaller than the sum of its proper divisors (10486420).

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

8872556 is a wasteful number, since it uses less digits than its factorization.

8872556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28829 (or 28827 counting only the distinct ones).

The product of its digits is 134400, while the sum is 41.

The square root of 8872556 is about 2978.6836018617. The cubic root of 8872556 is about 207.0218807337.

It can be divided in two parts, 887 and 2556, that added together give a palindrome (3443).

The spelling of 8872556 in words is "eight million, eight hundred seventy-two thousand, five hundred fifty-six".