2196198 has 12 divisors (see below), whose sum is σ = 4758468. Its totient is φ = 732060.

The previous prime is 2196197. The next prime is 2196221. The reversal of 2196198 is 8916912.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2196197) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60988 + ... + 61023.

It is an arithmetic number, because the mean of its divisors is an integer number (396539).

2^2196198 is an apocalyptic number.

2196198 is an abundant number, since it is smaller than the sum of its proper divisors (2562270).

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

2196198 is a wasteful number, since it uses less digits than its factorization.

2196198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122019 (or 122016 counting only the distinct ones).

The product of its digits is 7776, while the sum is 36.

The square root of 2196198 is about 1481.9574892688. The cubic root of 2196198 is about 129.9841795344.

The spelling of 2196198 in words is "two million, one hundred ninety-six thousand, one hundred ninety-eight".