876869 has 12 divisors (see below), whose sum is σ = 1060704. Its totient is φ = 709992.

The previous prime is 876853. The next prime is 876871. The reversal of 876869 is 968678.

It is not a de Polignac number, because 876869 - 2⁴ = 876853 is a prime.

It is a super-2 number, since 2×876869² = 1537798486322, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (876569) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2354 + ... + 2700.

It is an arithmetic number, because the mean of its divisors is an integer number (88392).

2⁸⁷⁶⁸⁶⁹ is an apocalyptic number.

It is an amenable number.

876869 is a deficient number, since it is larger than the sum of its proper divisors (183835).

876869 is a wasteful number, since it uses less digits than its factorization.

876869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392 (or 373 counting only the distinct ones).

The product of its digits is 145152, while the sum is 44.

The square root of 876869 is about 936.4128363067. The cubic root of 876869 is about 95.7146110587.

Subtracting 876869 from its reverse (968678), we obtain a square (91809 = 303²).

The spelling of 876869 in words is "eight hundred seventy-six thousand, eight hundred sixty-nine".