2218026 has 16 divisors (see below), whose sum is σ = 4539744. Its totient is φ = 722064.

The previous prime is 2218001. The next prime is 2218037. The reversal of 2218026 is 6208122.

It is a junction number, because it is equal to n+sod(n) for n = 2217993 and 2218011.

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, 4041 + ... + 4556.

It is an arithmetic number, because the mean of its divisors is an integer number (283734).

2^2218026 is an apocalyptic number.

2218026 is an abundant number, since it is smaller than the sum of its proper divisors (2321718).

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

2218026 is a wasteful number, since it uses less digits than its factorization.

2218026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8645.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 2218026 is about 1489.3038642265. The cubic root of 2218026 is about 130.4133980111.

The spelling of 2218026 in words is "two million, two hundred eighteen thousand, twenty-six".