2222238 has 8 divisors (see below), whose sum is σ = 4444488. Its totient is φ = 740744.

The previous prime is 2222219. The next prime is 2222239. The reversal of 2222238 is 8322222.

2222238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

2222238 is an admirable number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185181 + ... + 185192.

It is an arithmetic number, because the mean of its divisors is an integer number (555561).

2^2222238 is an apocalyptic number.

2222238 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2222238 is a wasteful number, since it uses less digits than its factorization.

2222238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370378.

The product of its digits is 768, while the sum is 21.

The square root of 2222238 is about 1490.7172770180. The cubic root of 2222238 is about 130.4958968778.

The spelling of 2222238 in words is "two million, two hundred twenty-two thousand, two hundred thirty-eight".