340422 has 8 divisors (see below), whose sum is σ = 680856. Its totient is φ = 113472.

The previous prime is 340409. The next prime is 340429. The reversal of 340422 is 224043.

It is a happy number.

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

340422 is an admirable number.

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 340422.

It is not an unprimeable number, because it can be changed into a prime (340429) by changing a digit.

340422 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, 28363 + ... + 28374.

It is an arithmetic number, because the mean of its divisors is an integer number (85107).

2³⁴⁰⁴²² is an apocalyptic number.

340422 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.

340422 is a wasteful number, since it uses less digits than its factorization.

340422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56742.

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

The square root of 340422 is about 583.4569392852. The cubic root of 340422 is about 69.8241846337.

Adding to 340422 its reverse (224043), we get a palindrome (564465).

The spelling of 340422 in words is "three hundred forty thousand, four hundred twenty-two", and thus it is an iban number.