868933008 has 280 divisors, whose sum is σ = 2732325120. Its totient is φ = 266872320.

The previous prime is 868932991. The next prime is 868933033. The reversal of 868933008 is 800339868.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 10999113 + ... + 10999191.

It is an arithmetic number, because the mean of its divisors is an integer number (9758304).

Almost surely, 2^868933008 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 868933008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1366162560).

868933008 is an abundant number, since it is smaller than the sum of its proper divisors (1863392112).

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

868933008 is a wasteful number, since it uses less digits than its factorization.

868933008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 868933008 is about 29477.6696500928. The cubic root of 868933008 is about 954.2498455619.

The spelling of 868933008 in words is "eight hundred sixty-eight million, nine hundred thirty-three thousand, eight".