343341220 has 12 divisors (see below), whose sum is σ = 721016604. Its totient is φ = 137336480.

The previous prime is 343341211. The next prime is 343341239. The reversal of 343341220 is 22143343.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 37161216 + 306180004 = 6096^2 + 17498^2 .

It is a junction number, because it is equal to n+sod(n) for n = 343341191 and 343341200.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8583511 + ... + 8583550.

It is an arithmetic number, because the mean of its divisors is an integer number (60084717).

Almost surely, 2^343341220 is an apocalyptic number.

It is an amenable number.

343341220 is an abundant number, since it is smaller than the sum of its proper divisors (377675384).

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

343341220 is a wasteful number, since it uses less digits than its factorization.

343341220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17167070 (or 17167068 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 343341220 is about 18529.4689616297. The cubic root of 343341220 is about 700.2320455189.

Adding to 343341220 its reverse (22143343), we get a palindrome (365484563).

The spelling of 343341220 in words is "three hundred forty-three million, three hundred forty-one thousand, two hundred twenty".