999996718 has 32 divisors (see below), whose sum is σ = 1736017920. Its totient is φ = 423161280.

The previous prime is 999996709. The next prime is 999996727. The reversal of 999996718 is 817699999.

It is an interprime number because it is at equal distance from previous prime (999996709) and next prime (999996727).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 620698 + ... + 622306.

It is an arithmetic number, because the mean of its divisors is an integer number (54250560).

Almost surely, 2^999996718 is an apocalyptic number.

999996718 is a deficient number, since it is larger than the sum of its proper divisors (736021202).

999996718 is a wasteful number, since it uses less digits than its factorization.

999996718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2152.

The product of its digits is 19840464, while the sum is 67.

The square root of 999996718 is about 31622.7247086648. The cubic root of 999996718 is about 999.9989059988.

The spelling of 999996718 in words is "nine hundred ninety-nine million, nine hundred ninety-six thousand, seven hundred eighteen".