9669998 has 16 divisors (see below), whose sum is σ = 15812496. Its totient is φ = 4408320.

The previous prime is 9669997. The next prime is 9670013. The reversal of 9669998 is 8999669.

It is a super-2 number, since 2×9669998² = 187017722640008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9669997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83 + ... + 4398.

It is an arithmetic number, because the mean of its divisors is an integer number (988281).

Almost surely, 2^9669998 is an apocalyptic number.

9669998 is a deficient number, since it is larger than the sum of its proper divisors (6142498).

9669998 is a wasteful number, since it uses less digits than its factorization.

9669998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4579.

The product of its digits is 1889568, while the sum is 56.

The square root of 9669998 is about 3109.6620395149. The cubic root of 9669998 is about 213.0470187956.

The spelling of 9669998 in words is "nine million, six hundred sixty-nine thousand, nine hundred ninety-eight".