301998 has 8 divisors (see below), whose sum is σ = 604008. Its totient is φ = 100664.

The previous prime is 301997. The next prime is 301999. The reversal of 301998 is 899103.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (301997) and next prime (301999).

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

301998 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (301991) 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, 25161 + ... + 25172.

It is an arithmetic number, because the mean of its divisors is an integer number (75501).

2³⁰¹⁹⁹⁸ is an apocalyptic number.

301998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

301998 is a wasteful number, since it uses less digits than its factorization.

301998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50338.

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 301998 is about 549.5434468720. The cubic root of 301998 is about 67.0915804151.

The spelling of 301998 in words is "three hundred one thousand, nine hundred ninety-eight".