8816172 has 24 divisors (see below), whose sum is σ = 20654592. Its totient is φ = 2926800.

The previous prime is 8816123. The next prime is 8816191. The reversal of 8816172 is 2716188.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1897 + ... + 4607.

It is an arithmetic number, because the mean of its divisors is an integer number (860608).

Almost surely, 2^8816172 is an apocalyptic number.

It is an amenable number.

8816172 is an abundant number, since it is smaller than the sum of its proper divisors (11838420).

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

8816172 is a wasteful number, since it uses less digits than its factorization.

8816172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2989 (or 2987 counting only the distinct ones).

The product of its digits is 5376, while the sum is 33.

The square root of 8816172 is about 2969.2039337169. The cubic root of 8816172 is about 206.5824156526.

The spelling of 8816172 in words is "eight million, eight hundred sixteen thousand, one hundred seventy-two".