343600 has 30 divisors (see below), whose sum is σ = 826460. Its totient is φ = 137280.

The previous prime is 343591. The next prime is 343601. The reversal of 343600 is 6343.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (343601) by changing a digit.

343600 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30 + ... + 829.

2³⁴³⁶⁰⁰ 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 343600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (413230).

343600 is an abundant number, since it is smaller than the sum of its proper divisors (482860).

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

343600 is a wasteful number, since it uses less digits than its factorization.

343600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877 (or 866 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 343600 is about 586.1740355901. The cubic root of 343600 is about 70.0407925500.

Adding to 343600 its reverse (6343), we get a palindrome (349943).

The spelling of 343600 in words is "three hundred forty-three thousand, six hundred".