868990104 has 96 divisors (see below), whose sum is σ = 2442258000. Its totient is φ = 278804736.

The previous prime is 868990081. The next prime is 868990123. The reversal of 868990104 is 401099868.

It is a self number, because there is not a number n which added to its sum of digits gives 868990104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1225302 + ... + 1226010.

Almost surely, 2^868990104 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 868990104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1221129000).

868990104 is an abundant number, since it is smaller than the sum of its proper divisors (1573267896).

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

868990104 is a wasteful number, since it uses less digits than its factorization.

868990104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337 (or 1330 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 868990104 is about 29478.6380960858. The cubic root of 868990104 is about 954.2707457753.

The spelling of 868990104 in words is "eight hundred sixty-eight million, nine hundred ninety thousand, one hundred four".