9996662 has 8 divisors (see below), whose sum is σ = 16148496. Its totient is φ = 4613832.

The previous prime is 9996659. The next prime is 9996667. The reversal of 9996662 is 2666999.

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

It is a super-2 number, since 2×9996662² = 199866502284488, which contains 22 as substring.

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 (9996667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192218 + ... + 192269.

It is an arithmetic number, because the mean of its divisors is an integer number (2018562).

Almost surely, 2^9996662 is an apocalyptic number.

9996662 is a deficient number, since it is larger than the sum of its proper divisors (6151834).

9996662 is a wasteful number, since it uses less digits than its factorization.

9996662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384502.

The product of its digits is 314928, while the sum is 47.

The square root of 9996662 is about 3161.7498319760. The cubic root of 9996662 is about 215.4194946588.

The spelling of 9996662 in words is "nine million, nine hundred ninety-six thousand, six hundred sixty-two".