2212342 has 16 divisors (see below), whose sum is σ = 3644352. Its totient is φ = 998920.

The previous prime is 2212333. The next prime is 2212349. The reversal of 2212342 is 2432122.

2212342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212349) 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 7 ways as a sum of consecutive naturals, for example, 4773 + ... + 5215.

It is an arithmetic number, because the mean of its divisors is an integer number (227772).

2^2212342 is an apocalyptic number.

2212342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2212342 is a deficient number, since it is larger than the sum of its proper divisors (1432010).

2212342 is a wasteful number, since it uses less digits than its factorization.

2212342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683.

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

The square root of 2212342 is about 1487.3943659971. The cubic root of 2212342 is about 130.3019018941.

Adding to 2212342 its reverse (2432122), we get a palindrome (4644464).

The spelling of 2212342 in words is "two million, two hundred twelve thousand, three hundred forty-two".