8555972 has 12 divisors (see below), whose sum is σ = 15153936. Its totient is φ = 4226280.

The previous prime is 8555959. The next prime is 8555999. The reversal of 8555972 is 2795558.

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, 12554 + ... + 13217.

It is an arithmetic number, because the mean of its divisors is an integer number (1262828).

Almost surely, 2^8555972 is an apocalyptic number.

It is an amenable number.

8555972 is a deficient number, since it is larger than the sum of its proper divisors (6597964).

8555972 is a wasteful number, since it uses less digits than its factorization.

8555972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25858 (or 25856 counting only the distinct ones).

The product of its digits is 126000, while the sum is 41.

The square root of 8555972 is about 2925.0593156379. The cubic root of 8555972 is about 204.5297330648.

The spelling of 8555972 in words is "eight million, five hundred fifty-five thousand, nine hundred seventy-two".