343304120 has 64 divisors (see below), whose sum is σ = 820562400. Its totient is φ = 128819200.

The previous prime is 343304113. The next prime is 343304147. The reversal of 343304120 is 21403343.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 343304092 and 343304101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272051 + ... + 273309.

Almost surely, 2^343304120 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 343304120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (410281200).

343304120 is an abundant number, since it is smaller than the sum of its proper divisors (477258280).

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

343304120 is a wasteful number, since it uses less digits than its factorization.

343304120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1688 (or 1684 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 343304120 is about 18528.4678265635. The cubic root of 343304120 is about 700.2068232394.

Adding to 343304120 its reverse (21403343), we get a palindrome (364707463).

The spelling of 343304120 in words is "three hundred forty-three million, three hundred four thousand, one hundred twenty".