222342 has 8 divisors (see below), whose sum is σ = 444696. Its totient is φ = 74112.

The previous prime is 222337. The next prime is 222347. The reversal of 222342 is 243222.

It is an interprime number because it is at equal distance from previous prime (222337) and next prime (222347).

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

222342 is an admirable number.

It is an Ulam number.

It is a nialpdrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222347) by changing a digit.

222342 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18523 + ... + 18534.

It is an arithmetic number, because the mean of its divisors is an integer number (55587).

2²²²³⁴² is an apocalyptic number.

222342 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.

222342 is a wasteful number, since it uses less digits than its factorization.

222342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37062.

The product of its digits is 192, while the sum is 15.

The square root of 222342 is about 471.5315471949. The cubic root of 222342 is about 60.5815670064.

Adding to 222342 its reverse (243222), we get a palindrome (465564).

The spelling of 222342 in words is "two hundred twenty-two thousand, three hundred forty-two", and thus it is an iban number.