2000543420 has 12 divisors (see below), whose sum is σ = 4201141224. Its totient is φ = 800217360.

The previous prime is 2000543411. The next prime is 2000543449. The reversal of 2000543420 is 243450002.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 100027171 = 2000543420 / (2 + 0 + 0 + 0 + 5 + 4 + 3 + 4 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 2000543392 and 2000543401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50013566 + ... + 50013605.

It is an arithmetic number, because the mean of its divisors is an integer number (350095102).

Almost surely, 2^2000543420 is an apocalyptic number.

2000543420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000543420 is an abundant number, since it is smaller than the sum of its proper divisors (2200597804).

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

2000543420 is a wasteful number, since it uses less digits than its factorization.

2000543420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100027180 (or 100027178 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2000543420 is about 44727.4347576518. The cubic root of 2000543420 is about 1260.0351506109.

Adding to 2000543420 its reverse (243450002), we get a palindrome (2243993422).

The spelling of 2000543420 in words is "two billion, five hundred forty-three thousand, four hundred twenty".