340222 has 4 divisors (see below), whose sum is σ = 510336. Its totient is φ = 170110.

The previous prime is 340211. The next prime is 340237. The reversal of 340222 is 222043.

340222 is nontrivially palindromic in base 14.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

340222 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 as a sum of consecutive naturals, namely, 85054 + ... + 85057.

It is an arithmetic number, because the mean of its divisors is an integer number (127584).

2³⁴⁰²²² is an apocalyptic number.

340222 is a deficient number, since it is larger than the sum of its proper divisors (170114).

340222 is a wasteful number, since it uses less digits than its factorization.

340222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170113.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 340222 is about 583.2855218501. The cubic root of 340222 is about 69.8105079103.

Adding to 340222 its reverse (222043), we get a palindrome (562265).

The spelling of 340222 in words is "three hundred forty thousand, two hundred twenty-two", and thus it is an iban number.