868827000 has 128 divisors (see below), whose sum is σ = 2749593600. Its totient is φ = 228368000.

The previous prime is 868826983. The next prime is 868827013. The reversal of 868827000 is 728868.

It is a self number, because there is not a number n which added to its sum of digits gives 868827000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 210961 + ... + 215039.

It is an arithmetic number, because the mean of its divisors is an integer number (21481200).

Almost surely, 2^868827000 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 868827000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1374796800).

868827000 is an abundant number, since it is smaller than the sum of its proper divisors (1880766600).

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

868827000 is a wasteful number, since it uses less digits than its factorization.

868827000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4174 (or 4160 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 39.

The square root of 868827000 is about 29475.8714883886. The cubic root of 868827000 is about 954.2110384922.

The spelling of 868827000 in words is "eight hundred sixty-eight million, eight hundred twenty-seven thousand".