2072198 has 16 divisors (see below), whose sum is σ = 3350160. Its totient is φ = 957696.

The previous prime is 2072179. The next prime is 2072201. The reversal of 2072198 is 8912702.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2072198.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1490 + ... + 2522.

It is an arithmetic number, because the mean of its divisors is an integer number (209385).

2^2072198 is an apocalyptic number.

2072198 is a deficient number, since it is larger than the sum of its proper divisors (1277962).

2072198 is a wasteful number, since it uses less digits than its factorization.

2072198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 2072198 is about 1439.5131121320. The cubic root of 2072198 is about 127.4902824838.

The spelling of 2072198 in words is "two million, seventy-two thousand, one hundred ninety-eight".