343002020 has 24 divisors (see below), whose sum is σ = 721035000. Its totient is φ = 137061632.

The previous prime is 343002017. The next prime is 343002029. The reversal of 343002020 is 20200343.

It can be written as a sum of positive squares in 4 ways, for example, as 45508516 + 297493504 = 6746^2 + 17248^2 .

It is a junction number, because it is equal to n+sod(n) for n = 343001986 and 343002004.

It is not an unprimeable number, because it can be changed into a prime (343002029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12806 + ... + 29154.

It is an arithmetic number, because the mean of its divisors is an integer number (30043125).

Almost surely, 2^343002020 is an apocalyptic number.

It is an amenable number.

343002020 is an abundant number, since it is smaller than the sum of its proper divisors (378032980).

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

343002020 is a wasteful number, since it uses less digits than its factorization.

343002020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17407 (or 17405 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 343002020 is about 18520.3137122458. The cubic root of 343002020 is about 700.0013741470.

Adding to 343002020 its reverse (20200343), we get a palindrome (363202363).

The spelling of 343002020 in words is "three hundred forty-three million, two thousand, twenty".