2232218 has 8 divisors (see below), whose sum is σ = 3419712. Its totient is φ = 1092316.

The previous prime is 2232203. The next prime is 2232221. The reversal of 2232218 is 8122322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×2232218³ = 33368068797381192696, which contains 333 as substring.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2232218.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11780 + ... + 11967.

It is an arithmetic number, because the mean of its divisors is an integer number (427464).

2^2232218 is an apocalyptic number.

2232218 is a deficient number, since it is larger than the sum of its proper divisors (1187494).

2232218 is a wasteful number, since it uses less digits than its factorization.

2232218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23796.

The product of its digits is 384, while the sum is 20.

The square root of 2232218 is about 1494.0609090663. The cubic root of 2232218 is about 130.6909561375.

The spelling of 2232218 in words is "two million, two hundred thirty-two thousand, two hundred eighteen".