343350 has 72 divisors (see below), whose sum is σ = 1063920. Its totient is φ = 77760.

The previous prime is 343337. The next prime is 343373. The reversal of 343350 is 53343.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 35 ways as a sum of consecutive naturals, for example, 3096 + ... + 3204.

2³⁴³³⁵⁰ is an apocalyptic number.

343350 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 343350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (531960).

343350 is an abundant number, since it is smaller than the sum of its proper divisors (720570).

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

343350 is a wasteful number, since it uses less digits than its factorization.

343350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134 (or 126 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 18.

The square root of 343350 is about 585.9607495387. The cubic root of 343350 is about 70.0238014299.

Adding to 343350 its reverse (53343), we get a palindrome (396693).

The spelling of 343350 in words is "three hundred forty-three thousand, three hundred fifty".