2127198 has 8 divisors (see below), whose sum is σ = 4254408. Its totient is φ = 709064.

The previous prime is 2127163. The next prime is 2127269. The reversal of 2127198 is 8917212.

2127198 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

2127198 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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, 177261 + ... + 177272.

It is an arithmetic number, because the mean of its divisors is an integer number (531801).

2^2127198 is an apocalyptic number.

2127198 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.

2127198 is a wasteful number, since it uses less digits than its factorization.

2127198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354538.

The product of its digits is 2016, while the sum is 30.

The square root of 2127198 is about 1458.4916866407. The cubic root of 2127198 is about 128.6083911364.

The spelling of 2127198 in words is "two million, one hundred twenty-seven thousand, one hundred ninety-eight".