270198 has 24 divisors (see below), whose sum is σ = 620568. Its totient is φ = 84672.

The previous prime is 270191. The next prime is 270209. The reversal of 270198 is 891072.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (270191) 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 11 ways as a sum of consecutive naturals, for example, 136 + ... + 747.

It is an arithmetic number, because the mean of its divisors is an integer number (25857).

2²⁷⁰¹⁹⁸ is an apocalyptic number.

270198 is an abundant number, since it is smaller than the sum of its proper divisors (350370).

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

270198 is a wasteful number, since it uses less digits than its factorization.

270198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908 (or 905 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 270198 is about 519.8057329426. The cubic root of 270198 is about 64.6488360282.

The spelling of 270198 in words is "two hundred seventy thousand, one hundred ninety-eight".