2342221 has 4 divisors (see below), whose sum is σ = 2676832. Its totient is φ = 2007612.

The previous prime is 2342203. The next prime is 2342227. The reversal of 2342221 is 1222432.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2342221 - 2⁵ = 2342189 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2342195 and 2342204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2342227) 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 3 ways as a sum of consecutive naturals, for example, 167295 + ... + 167308.

It is an arithmetic number, because the mean of its divisors is an integer number (669208).

2^2342221 is an apocalyptic number.

It is an amenable number.

2342221 is a deficient number, since it is larger than the sum of its proper divisors (334611).

2342221 is an equidigital number, since it uses as much as digits as its factorization.

2342221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334610.

The product of its digits is 192, while the sum is 16.

The square root of 2342221 is about 1530.4316384602. The cubic root of 2342221 is about 132.8034294428.

Adding to 2342221 its reverse (1222432), we get a palindrome (3564653).

The spelling of 2342221 in words is "two million, three hundred forty-two thousand, two hundred twenty-one".