868700 has 72 divisors (see below), whose sum is σ = 2312352. Its totient is φ = 276480.

The previous prime is 868697. The next prime is 868727. The reversal of 868700 is 7868.

868700 = 218² + 219² + ... + 234².

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11864 + ... + 11936.

It is an arithmetic number, because the mean of its divisors is an integer number (32116).

2⁸⁶⁸⁷⁰⁰ 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 868700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1156176).

868700 is an abundant number, since it is smaller than the sum of its proper divisors (1443652).

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

868700 is a wasteful number, since it uses less digits than its factorization.

868700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111 (or 104 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 868700 is about 932.0407716404. The cubic root of 868700 is about 95.4164542582.

The spelling of 868700 in words is "eight hundred sixty-eight thousand, seven hundred".