999999316 has 12 divisors (see below), whose sum is σ = 1766354688. Its totient is φ = 495326552.

The previous prime is 999999229. The next prime is 999999323. The reversal of 999999316 is 613999999.

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 3 ways as a sum of consecutive naturals, for example, 1167796 + ... + 1168651.

It is an arithmetic number, because the mean of its divisors is an integer number (147196224).

Almost surely, 2^999999316 is an apocalyptic number.

It is an amenable number.

999999316 is a deficient number, since it is larger than the sum of its proper divisors (766355372).

999999316 is a wasteful number, since it uses less digits than its factorization.

999999316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2336558 (or 2336556 counting only the distinct ones).

The product of its digits is 9565938, while the sum is 64.

The square root of 999999316 is about 31622.7657866923. The cubic root of 999999316 is about 999.9997719999. Note that the first 3 decimals are identical.

The spelling of 999999316 in words is "nine hundred ninety-nine million, nine hundred ninety-nine thousand, three hundred sixteen".