343822 has 8 divisors (see below), whose sum is σ = 518256. Its totient is φ = 171072.

The previous prime is 343817. The next prime is 343823. The reversal of 343822 is 228343.

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

It is a junction number, because it is equal to n+sod(n) for n = 343793 and 343802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343823) by changing a digit.

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, 463 + ... + 949.

It is an arithmetic number, because the mean of its divisors is an integer number (64782).

2³⁴³⁸²² is an apocalyptic number.

343822 is a deficient number, since it is larger than the sum of its proper divisors (174434).

343822 is a wasteful number, since it uses less digits than its factorization.

343822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842.

The product of its digits is 1152, while the sum is 22.

The square root of 343822 is about 586.3633685694. The cubic root of 343822 is about 70.0558737572.

The spelling of 343822 in words is "three hundred forty-three thousand, eight hundred twenty-two".