273198 has 8 divisors (see below), whose sum is σ = 546408. Its totient is φ = 91064.

The previous prime is 273193. The next prime is 273233. The reversal of 273198 is 891372.

It is a happy number.

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

273198 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273193) by changing a digit.

273198 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22761 + ... + 22772.

It is an arithmetic number, because the mean of its divisors is an integer number (68301).

2²⁷³¹⁹⁸ is an apocalyptic number.

273198 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.

273198 is a wasteful number, since it uses less digits than its factorization.

273198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45538.

The product of its digits is 3024, while the sum is 30.

The square root of 273198 is about 522.6834606145. The cubic root of 273198 is about 64.8872206069.

The spelling of 273198 in words is "two hundred seventy-three thousand, one hundred ninety-eight".