999306860 has 12 divisors (see below), whose sum is σ = 2098544448. Its totient is φ = 399722736.

The previous prime is 999306859. The next prime is 999306883. The reversal of 999306860 is 68603999.

999306860 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×999306860² = 1997228400886119200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 999306799 and 999306808.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24982652 + ... + 24982691.

It is an arithmetic number, because the mean of its divisors is an integer number (174878704).

Almost surely, 2^999306860 is an apocalyptic number.

It is an amenable number.

999306860 is an abundant number, since it is smaller than the sum of its proper divisors (1099237588).

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

999306860 is a wasteful number, since it uses less digits than its factorization.

999306860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49965352 (or 49965350 counting only the distinct ones).

The product of its (nonzero) digits is 629856, while the sum is 50.

The square root of 999306860 is about 31611.8151962205. The cubic root of 999306860 is about 999.7688999302.

The spelling of 999306860 in words is "nine hundred ninety-nine million, three hundred six thousand, eight hundred sixty".