343327920 has 160 divisors (see below), whose sum is σ = 1213797312. Its totient is φ = 79527936.

The previous prime is 343327879. The next prime is 343327939. The reversal of 343327920 is 29723343.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49804 + ... + 56276.

Almost surely, 2^343327920 is an apocalyptic number.

343327920 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 343327920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (606898656).

343327920 is an abundant number, since it is smaller than the sum of its proper divisors (870469392).

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

343327920 is a wasteful number, since it uses less digits than its factorization.

343327920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6519 (or 6513 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 33.

The square root of 343327920 is about 18529.1100703731. The cubic root of 343327920 is about 700.2230037786.

The spelling of 343327920 in words is "three hundred forty-three million, three hundred twenty-seven thousand, nine hundred twenty".