343222 has 8 divisors (see below), whose sum is σ = 561672. Its totient is φ = 156000.

The previous prime is 343219. The next prime is 343237. The reversal of 343222 is 222343.

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

It is a d-powerful number, because it can be written as 3⁷ + 4² + 2⁵ + 3¹¹ + 2¹⁵ + 2¹⁷ .

It is a junction number, because it is equal to n+sod(n) for n = 343196 and 343205.

It is a congruent number.

It is an unprimeable 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, 7779 + ... + 7822.

It is an arithmetic number, because the mean of its divisors is an integer number (70209).

2³⁴³²²² is an apocalyptic number.

343222 is a deficient number, since it is larger than the sum of its proper divisors (218450).

343222 is a wasteful number, since it uses less digits than its factorization.

343222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15614.

The product of its digits is 288, while the sum is 16.

The square root of 343222 is about 585.8515170246. The cubic root of 343222 is about 70.0150987838.

Subtracting from 343222 its sum of digits (16), we obtain a triangular number (343206 = T₈₂₈).

Adding to 343222 its reverse (222343), we get a palindrome (565565).

It can be divided in two parts, 34322 and 2, that multiplied together give a square (68644 = 262²).

The spelling of 343222 in words is "three hundred forty-three thousand, two hundred twenty-two", and thus it is an iban number.