343242120 has 128 divisors (see below), whose sum is σ = 1127427840. Its totient is φ = 83082240.

The previous prime is 343242113. The next prime is 343242143. The reversal of 343242120 is 21242343.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93357 + ... + 96963.

It is an arithmetic number, because the mean of its divisors is an integer number (8808030).

Almost surely, 2^343242120 is an apocalyptic number.

343242120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343242120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (563713920).

343242120 is an abundant number, since it is smaller than the sum of its proper divisors (784185720).

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

343242120 is a wasteful number, since it uses less digits than its factorization.

343242120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3695 (or 3691 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 343242120 is about 18526.7946499118. The cubic root of 343242120 is about 700.1646687431.

Adding to 343242120 its reverse (21242343), we get a palindrome (364484463).

The spelling of 343242120 in words is "three hundred forty-three million, two hundred forty-two thousand, one hundred twenty".