2198022 has 16 divisors (see below), whose sum is σ = 4515312. Its totient is φ = 712800.

The previous prime is 2198011. The next prime is 2198029. The reversal of 2198022 is 2208912.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2197983 and 2198001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2198029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4729 + ... + 5172.

It is an arithmetic number, because the mean of its divisors is an integer number (282207).

2^2198022 is an apocalyptic number.

2198022 is an abundant number, since it is smaller than the sum of its proper divisors (2317290).

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

2198022 is a wasteful number, since it uses less digits than its factorization.

2198022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9943.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 2198022 is about 1482.5727638130. The cubic root of 2198022 is about 130.0201546661.

The spelling of 2198022 in words is "two million, one hundred ninety-eight thousand, twenty-two".