869796 has 36 divisors (see below), whose sum is σ = 2261532. Its totient is φ = 281664.

The previous prime is 869779. The next prime is 869807. The reversal of 869796 is 697968.

It can be written as a sum of positive squares in 2 ways, for example, as 509796 + 360000 = 714^2 + 600^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

869796 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1006 + ... + 1658.

2⁸⁶⁹⁷⁹⁶ 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 869796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1130766).

869796 is an abundant number, since it is smaller than the sum of its proper divisors (1391736).

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

869796 is a wasteful number, since it uses less digits than its factorization.

869796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700 (or 695 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 869796 is about 932.6285434191. The cubic root of 869796 is about 95.4565649542.

The spelling of 869796 in words is "eight hundred sixty-nine thousand, seven hundred ninety-six".