872965 has 8 divisors (see below), whose sum is σ = 1093248. Its totient is φ = 667920.

The previous prime is 872959. The next prime is 872999. The reversal of 872965 is 569278.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 872965 - 2⁹ = 872453 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 8³ + 7⁷ + 9² + 2¹¹ + 6⁶ + 5³ .

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent 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, 3681 + ... + 3910.

It is an arithmetic number, because the mean of its divisors is an integer number (136656).

2⁸⁷²⁹⁶⁵ is an apocalyptic number.

It is an amenable number.

872965 is a deficient number, since it is larger than the sum of its proper divisors (220283).

872965 is a wasteful number, since it uses less digits than its factorization.

872965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7619.

The product of its digits is 30240, while the sum is 37.

The square root of 872965 is about 934.3259602516. The cubic root of 872965 is about 95.5723527249.

The spelling of 872965 in words is "eight hundred seventy-two thousand, nine hundred sixty-five".