343020 has 24 divisors (see below), whose sum is σ = 960624. Its totient is φ = 91456.

The previous prime is 343019. The next prime is 343037. The reversal of 343020 is 20343.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 342987 and 343005.

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, 2799 + ... + 2918.

It is an arithmetic number, because the mean of its divisors is an integer number (40026).

2³⁴³⁰²⁰ is an apocalyptic number.

343020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

343020 is an abundant number, since it is smaller than the sum of its proper divisors (617604).

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

343020 is a wasteful number, since it uses less digits than its factorization.

343020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5729 (or 5727 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 343020 is about 585.6790930194. The cubic root of 343020 is about 70.0013605178.

Adding to 343020 its reverse (20343), we get a palindrome (363363).

The spelling of 343020 in words is "three hundred forty-three thousand, twenty", and thus it is an iban number.