343300020 has 96 divisors (see below), whose sum is σ = 1113708288. Its totient is φ = 77386752.

The previous prime is 343300007. The next prime is 343300021. The reversal of 343300020 is 20003343.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343300021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25062 + ... + 36258.

It is an arithmetic number, because the mean of its divisors is an integer number (11601128).

Almost surely, 2^343300020 is an apocalyptic number.

343300020 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 343300020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (556854144).

343300020 is an abundant number, since it is smaller than the sum of its proper divisors (770408268).

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

343300020 is a wasteful number, since it uses less digits than its factorization.

343300020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11289 (or 11287 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 15.

The square root of 343300020 is about 18528.3571856762. The cubic root of 343300020 is about 700.2040357600.

Adding to 343300020 its reverse (20003343), we get a palindrome (363303363).

The spelling of 343300020 in words is "three hundred forty-three million, three hundred thousand, twenty".