2018022 has 16 divisors (see below), whose sum is σ = 4052592. Its totient is φ = 669920.

The previous prime is 2018021. The next prime is 2018041. The reversal of 2018022 is 2208102.

It is a junction number, because it is equal to n+sod(n) for n = 2017992 and 2018010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2018021) by changing a digit.

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, 1372 + ... + 2432.

It is an arithmetic number, because the mean of its divisors is an integer number (253287).

2^2018022 is an apocalyptic number.

2018022 is an abundant number, since it is smaller than the sum of its proper divisors (2034570).

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

2018022 is a wasteful number, since it uses less digits than its factorization.

2018022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1383.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 2018022 is about 1420.5710119526. The cubic root of 2018022 is about 126.3694122295.

It can be divided in two parts, 20180 and 22, that added together give a palindrome (20202).

The spelling of 2018022 in words is "two million, eighteen thousand, twenty-two".