868072704 has 72 divisors (see below), whose sum is σ = 2359593600. Its totient is φ = 283189248.

The previous prime is 868072669. The next prime is 868072721. The reversal of 868072704 is 407270868.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24072 + ... + 48120.

Almost surely, 2^868072704 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 868072704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1179796800).

868072704 is an abundant number, since it is smaller than the sum of its proper divisors (1491520896).

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

868072704 is a wasteful number, since it uses less digits than its factorization.

868072704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24115 (or 24101 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 42.

The square root of 868072704 is about 29463.0735667547. The cubic root of 868072704 is about 953.9348170417.

The spelling of 868072704 in words is "eight hundred sixty-eight million, seventy-two thousand, seven hundred four".