9999996 has 24 divisors (see below), whose sum is σ = 23460864. Its totient is φ = 3315120.

The previous prime is 9999991. The next prime is 10000019. The reversal of 9999996 is 6999999.

9999996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9999991) 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, 111 + ... + 4473.

It is an arithmetic number, because the mean of its divisors is an integer number (977536).

Almost surely, 2^9999996 is an apocalyptic number.

It is an amenable number.

9999996 is an abundant number, since it is smaller than the sum of its proper divisors (13460868).

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

9999996 is a wasteful number, since it uses less digits than its factorization.

9999996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4561 (or 4559 counting only the distinct ones).

The product of its digits is 3188646, while the sum is 60.

The square root of 9999996 is about 3162.2770277128. The cubic root of 9999996 is about 215.4434402774.

The spelling of 9999996 in words is "nine million, nine hundred ninety-nine thousand, nine hundred ninety-six".