343422 has 12 divisors (see below), whose sum is σ = 744120. Its totient is φ = 114468.

The previous prime is 343411. The next prime is 343423. The reversal of 343422 is 224343.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 19079 = 343422 / (3 + 4 + 3 + 4 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 343395 and 343404.

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 343422.

It is not an unprimeable number, because it can be changed into a prime (343423) by changing a digit.

343422 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 (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9522 + ... + 9557.

It is an arithmetic number, because the mean of its divisors is an integer number (62010).

2³⁴³⁴²² is an apocalyptic number.

343422 is an abundant number, since it is smaller than the sum of its proper divisors (400698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

343422 is a wasteful number, since it uses less digits than its factorization.

343422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19087 (or 19084 counting only the distinct ones).

The product of its digits is 576, while the sum is 18.

The square root of 343422 is about 586.0221838804. The cubic root of 343422 is about 70.0286957179.

Adding to 343422 its reverse (224343), we get a palindrome (567765).

The spelling of 343422 in words is "three hundred forty-three thousand, four hundred twenty-two", and thus it is an iban number.