2198286 has 16 divisors (see below), whose sum is σ = 4885200. Its totient is φ = 732744.

The previous prime is 2198269. The next prime is 2198291. The reversal of 2198286 is 6828912.

It is a super-2 number, since 2×2198286² = 9664922675592, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2198286.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20301 + ... + 20408.

It is an arithmetic number, because the mean of its divisors is an integer number (305325).

2^2198286 is an apocalyptic number.

2198286 is an abundant number, since it is smaller than the sum of its proper divisors (2686914).

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

2198286 is a wasteful number, since it uses less digits than its factorization.

2198286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40720 (or 40714 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 2198286 is about 1482.6617955555. The cubic root of 2198286 is about 130.0253599441.

The spelling of 2198286 in words is "two million, one hundred ninety-eight thousand, two hundred eighty-six".