9880172 has 12 divisors (see below), whose sum is σ = 17458896. Its totient is φ = 4891920.

The previous prime is 9880163. The next prime is 9880177. The reversal of 9880172 is 2710889.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (9880177) 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, 11579 + ... + 12402.

It is an arithmetic number, because the mean of its divisors is an integer number (1454908).

Almost surely, 2^9880172 is an apocalyptic number.

It is an amenable number.

9880172 is a deficient number, since it is larger than the sum of its proper divisors (7578724).

9880172 is a wasteful number, since it uses less digits than its factorization.

9880172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24088 (or 24086 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 35.

The square root of 9880172 is about 3143.2740892261. The cubic root of 9880172 is about 214.5794700491.

The spelling of 9880172 in words is "nine million, eight hundred eighty thousand, one hundred seventy-two".