9996806 has 8 divisors (see below), whose sum is σ = 15314400. Its totient is φ = 4892008.

The previous prime is 9996803. The next prime is 9996809. The reversal of 9996806 is 6086999.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (9996803) and next prime (9996809).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×9996806² = 199872260403272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9996803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53081 + ... + 53268.

It is an arithmetic number, because the mean of its divisors is an integer number (1914300).

Almost surely, 2^9996806 is an apocalyptic number.

9996806 is a deficient number, since it is larger than the sum of its proper divisors (5317594).

9996806 is a wasteful number, since it uses less digits than its factorization.

9996806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106398.

The product of its (nonzero) digits is 209952, while the sum is 47.

The square root of 9996806 is about 3161.7726040941. The cubic root of 9996806 is about 215.4205290127.

The spelling of 9996806 in words is "nine million, nine hundred ninety-six thousand, eight hundred six".