240222 has 8 divisors (see below), whose sum is σ = 480456. Its totient is φ = 80072.

The previous prime is 240209. The next prime is 240257. The reversal of 240222 is 222042.

It is a happy number.

240222 is nontrivially palindromic in base 13.

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

240222 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 240198 and 240207.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 240222.

It is an unprimeable number.

240222 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 20013 + ... + 20024.

It is an arithmetic number, because the mean of its divisors is an integer number (60057).

2²⁴⁰²²² is an apocalyptic number.

240222 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.

240222 is a wasteful number, since it uses less digits than its factorization.

240222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40042.

The product of its (nonzero) digits is 64, while the sum is 12.

The square root of 240222 is about 490.1244739859. The cubic root of 240222 is about 62.1638054812.

Adding to 240222 its reverse (222042), we get a palindrome (462264).

The spelling of 240222 in words is "two hundred forty thousand, two hundred twenty-two", and thus it is an iban number.