343228 has 12 divisors (see below), whose sum is σ = 612360. Its totient is φ = 168272.

The previous prime is 343219. The next prime is 343237. The reversal of 343228 is 822343.

It is an interprime number because it is at equal distance from previous prime (343219) and next prime (343237).

It is a junction number, because it is equal to n+sod(n) for n = 343199 and 343208.

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, 598 + ... + 1021.

It is an arithmetic number, because the mean of its divisors is an integer number (51030).

2³⁴³²²⁸ is an apocalyptic number.

It is an amenable number.

343228 is a deficient number, since it is larger than the sum of its proper divisors (269132).

343228 is a wasteful number, since it uses less digits than its factorization.

343228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676 (or 1674 counting only the distinct ones).

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

The square root of 343228 is about 585.8566377536. The cubic root of 343228 is about 70.0155067687.

Subtracting from 343228 its sum of digits (22), we obtain a triangular number (343206 = T₈₂₈).

It can be divided in two parts, 34322 and 8, that multiplied together give a square (274576 = 524²).

The spelling of 343228 in words is "three hundred forty-three thousand, two hundred twenty-eight".