9666898 has 8 divisors (see below), whose sum is σ = 14854140. Its totient is φ = 4715520.

The previous prime is 9666887. The next prime is 9666901. The reversal of 9666898 is 8986669.

It can be written as a sum of positive squares in 2 ways, for example, as 8219689 + 1447209 = 2867^2 + 1203^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58863 + ... + 59026.

Almost surely, 2^9666898 is an apocalyptic number.

9666898 is a deficient number, since it is larger than the sum of its proper divisors (5187242).

9666898 is a wasteful number, since it uses less digits than its factorization.

9666898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117932.

The product of its digits is 1119744, while the sum is 52.

The square root of 9666898 is about 3109.1635531120. The cubic root of 9666898 is about 213.0242502164.

The spelling of 9666898 in words is "nine million, six hundred sixty-six thousand, eight hundred ninety-eight".