9908161 has 8 divisors (see below), whose sum is σ = 10648800. Its totient is φ = 9185088.

The previous prime is 9908123. The next prime is 9908203. The reversal of 9908161 is 1618099.

9908161 = T₅₁₀ + T₅₁₁ + ... + T₅₇₆.

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

It is a cyclic number.

It is not a de Polignac number, because 9908161 - 2⁷ = 9908033 is a prime.

9908161 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9900161) 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, 3211 + ... + 5488.

It is an arithmetic number, because the mean of its divisors is an integer number (1331100).

Almost surely, 2^9908161 is an apocalyptic number.

It is an amenable number.

9908161 is a deficient number, since it is larger than the sum of its proper divisors (740639).

9908161 is a wasteful number, since it uses less digits than its factorization.

9908161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8783.

The product of its (nonzero) digits is 3888, while the sum is 34.

The square root of 9908161 is about 3147.7231453862. The cubic root of 9908161 is about 214.7819025056.

The spelling of 9908161 in words is "nine million, nine hundred eight thousand, one hundred sixty-one".