999860704 has 48 divisors (see below), whose sum is σ = 2016705600. Its totient is φ = 487750144.

The previous prime is 999860689. The next prime is 999860717. The reversal of 999860704 is 407068999.

999860704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 584202 + ... + 585910.

It is an arithmetic number, because the mean of its divisors is an integer number (42014700).

Almost surely, 2^999860704 is an apocalyptic number.

999860704 is a gapful number since it is divisible by the number (94) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 999860704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1008352800).

999860704 is an abundant number, since it is smaller than the sum of its proper divisors (1016844896).

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

999860704 is a wasteful number, since it uses less digits than its factorization.

999860704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2155 (or 2147 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 52.

The square root of 999860704 is about 31620.5740618351. The cubic root of 999860704 is about 999.9535658439.

The spelling of 999860704 in words is "nine hundred ninety-nine million, eight hundred sixty thousand, seven hundred four".