872176 has 30 divisors (see below), whose sum is σ = 1795272. Its totient is φ = 410400.

The previous prime is 872173. The next prime is 872177. The reversal of 872176 is 671278.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (872173) 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 5 ways as a sum of consecutive naturals, for example, 5701 + ... + 5851.

2⁸⁷²¹⁷⁶ 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 872176, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (897636).

872176 is an abundant number, since it is smaller than the sum of its proper divisors (923096).

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

872176 is a wasteful number, since it uses less digits than its factorization.

872176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197 (or 172 counting only the distinct ones).

The product of its digits is 4704, while the sum is 31.

The square root of 872176 is about 933.9036352858. The cubic root of 872176 is about 95.5435507624.

The spelling of 872176 in words is "eight hundred seventy-two thousand, one hundred seventy-six".