268198 has 8 divisors (see below), whose sum is σ = 459792. Its totient is φ = 114936.

The previous prime is 268189. The next prime is 268199. The reversal of 268198 is 891862.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268199) by changing a digit.

268198 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, 9565 + ... + 9592.

It is an arithmetic number, because the mean of its divisors is an integer number (57474).

2²⁶⁸¹⁹⁸ is an apocalyptic number.

268198 is a deficient number, since it is larger than the sum of its proper divisors (191594).

268198 is a wasteful number, since it uses less digits than its factorization.

268198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19166.

The product of its digits is 6912, while the sum is 34.

The square root of 268198 is about 517.8783640972. The cubic root of 268198 is about 64.4889310573.

The spelling of 268198 in words is "two hundred sixty-eight thousand, one hundred ninety-eight".