872715 has 16 divisors (see below), whose sum is σ = 1417248. Its totient is φ = 458496.

The previous prime is 872687. The next prime is 872731. The reversal of 872715 is 517278.

It is a happy number.

It is not a de Polignac number, because 872715 - 2⁷ = 872587 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 697 + ... + 1493.

It is an arithmetic number, because the mean of its divisors is an integer number (88578).

2⁸⁷²⁷¹⁵ is an apocalyptic number.

872715 is a deficient number, since it is larger than the sum of its proper divisors (544533).

872715 is a wasteful number, since it uses less digits than its factorization.

872715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878.

The product of its digits is 3920, while the sum is 30.

The square root of 872715 is about 934.1921643859. The cubic root of 872715 is about 95.5632285067.

The spelling of 872715 in words is "eight hundred seventy-two thousand, seven hundred fifteen".