343356 has 48 divisors (see below), whose sum is σ = 903168. Its totient is φ = 100800.

The previous prime is 343337. The next prime is 343373. The reversal of 343356 is 653343.

It is a d-powerful number, because it can be written as 3³ + 4⁶ + 3⁵ + 3¹⁰ + 5 + 6⁷ .

Its product of digits (3240) is a multiple of the sum of its prime divisors (120).

It is a congruent number.

It is an unprimeable number.

343356 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 in 15 ways as a sum of consecutive naturals, for example, 4801 + ... + 4871.

It is an arithmetic number, because the mean of its divisors is an integer number (18816).

2³⁴³³⁵⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (451584).

343356 is an abundant number, since it is smaller than the sum of its proper divisors (559812).

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

343356 is a wasteful number, since it uses less digits than its factorization.

343356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122 (or 120 counting only the distinct ones).

The product of its digits is 3240, while the sum is 24.

The square root of 343356 is about 585.9658693132. The cubic root of 343356 is about 70.0242093134.

Adding to 343356 its reverse (653343), we get a palindrome (996699).

The spelling of 343356 in words is "three hundred forty-three thousand, three hundred fifty-six".