43134020 has 48 divisors (see below), whose sum is σ = 96768000. Its totient is φ = 16114560.

The previous prime is 43134019. The next prime is 43134029. The reversal of 43134020 is 2043134.

It is a self number, because there is not a number n which added to its sum of digits gives 43134020.

It is not an unprimeable number, because it can be changed into a prime (43134029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16781 + ... + 19179.

It is an arithmetic number, because the mean of its divisors is an integer number (2016000).

Almost surely, 2^43134020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43134020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48384000).

43134020 is an abundant number, since it is smaller than the sum of its proper divisors (53633980).

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

43134020 is a wasteful number, since it uses less digits than its factorization.

43134020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2468 (or 2466 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 43134020 is about 6567.6495034373. The cubic root of 43134020 is about 350.7034017395.

Adding to 43134020 its reverse (2043134), we get a palindrome (45177154).

The spelling of 43134020 in words is "forty-three million, one hundred thirty-four thousand, twenty".