343424220 has 24 divisors (see below), whose sum is σ = 961587984. Its totient is φ = 91579776.

The previous prime is 343424219. The next prime is 343424239. The reversal of 343424220 is 22424343.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2861809 + ... + 2861928.

It is an arithmetic number, because the mean of its divisors is an integer number (40066166).

Almost surely, 2^343424220 is an apocalyptic number.

343424220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

343424220 is an abundant number, since it is smaller than the sum of its proper divisors (618163764).

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

343424220 is a wasteful number, since it uses less digits than its factorization.

343424220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5723749 (or 5723747 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 343424220 is about 18531.7085019164. The cubic root of 343424220 is about 700.2884661424.

Adding to 343424220 its reverse (22424343), we get a palindrome (365848563).

The spelling of 343424220 in words is "three hundred forty-three million, four hundred twenty-four thousand, two hundred twenty".