999993696 has 48 divisors (see below), whose sum is σ = 2826908784. Its totient is φ = 307689984.

The previous prime is 999993671. The next prime is 999993697. The reversal of 999993696 is 696399999.

999993696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 999993696.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999993697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 399391 + ... + 401886.

It is an arithmetic number, because the mean of its divisors is an integer number (58893933).

Almost surely, 2^999993696 is an apocalyptic number.

999993696 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

999993696 is an abundant number, since it is smaller than the sum of its proper divisors (1826915088).

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

999993696 is a wasteful number, since it uses less digits than its factorization.

999993696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 801303 (or 801295 counting only the distinct ones).

The product of its digits is 57395628, while the sum is 69.

The square root of 999993696 is about 31622.6769265349. The cubic root of 999993696 is about 999.9978986623.

The spelling of 999993696 in words is "nine hundred ninety-nine million, nine hundred ninety-three thousand, six hundred ninety-six".