9998179 has 2 divisors, whose sum is σ = 9998180. Its totient is φ = 9998178.

The previous prime is 9998173. The next prime is 9998201. The reversal of 9998179 is 9718999.

9998179 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (9718999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9998179 - 2⁵ = 9998147 is a prime.

It is not a weakly prime, because it can be changed into another prime (9998173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4999089 + 4999090.

It is an arithmetic number, because the mean of its divisors is an integer number (4999090).

Almost surely, 2^9998179 is an apocalyptic number.

9998179 is a deficient number, since it is larger than the sum of its proper divisors (1).

9998179 is an equidigital number, since it uses as much as digits as its factorization.

9998179 is an evil number, because the sum of its binary digits is even.

The product of its digits is 367416, while the sum is 52.

The square root of 9998179 is about 3161.9897216784. The cubic root of 9998179 is about 215.4303907907.

The spelling of 9998179 in words is "nine million, nine hundred ninety-eight thousand, one hundred seventy-nine".