876965 has 4 divisors (see below), whose sum is σ = 1052364. Its totient is φ = 701568.

The previous prime is 876947. The next prime is 876971. The reversal of 876965 is 569678.

It is a happy number.

876965 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 569678 = 2 ⋅284839.

It can be written as a sum of positive squares in 2 ways, for example, as 214369 + 662596 = 463^2 + 814^2 .

It is a cyclic number.

It is not a de Polignac number, because 876965 - 2¹⁴ = 860581 is a prime.

It is a super-3 number, since 3×876965³ = 2023336133033796375, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an Ulam number.

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

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 876965.

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, 87692 + ... + 87701.

It is an arithmetic number, because the mean of its divisors is an integer number (263091).

2⁸⁷⁶⁹⁶⁵ is an apocalyptic number.

It is an amenable number.

876965 is a deficient number, since it is larger than the sum of its proper divisors (175399).

876965 is a wasteful number, since it uses less digits than its factorization.

876965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175398.

The product of its digits is 90720, while the sum is 41.

The square root of 876965 is about 936.4640943464. The cubic root of 876965 is about 95.7181038904.

The spelling of 876965 in words is "eight hundred seventy-six thousand, nine hundred sixty-five".