2198922 has 16 divisors (see below), whose sum is σ = 4797792. Its totient is φ = 666320.

The previous prime is 2198909. The next prime is 2198981. The reversal of 2198922 is 2298912.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 16593 + ... + 16724.

It is an arithmetic number, because the mean of its divisors is an integer number (299862).

2^2198922 is an apocalyptic number.

2198922 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2198922 is an abundant number, since it is smaller than the sum of its proper divisors (2598870).

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

2198922 is a wasteful number, since it uses less digits than its factorization.

2198922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33333.

The product of its digits is 5184, while the sum is 33.

The square root of 2198922 is about 1482.8762591666. The cubic root of 2198922 is about 130.0378982209.

The spelling of 2198922 in words is "two million, one hundred ninety-eight thousand, nine hundred twenty-two".