43020224 has 56 divisors (see below), whose sum is σ = 95158560. Its totient is φ = 19160064.

The previous prime is 43020223. The next prime is 43020227. The reversal of 43020224 is 42202034.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43020221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23237 + ... + 25019.

It is an arithmetic number, because the mean of its divisors is an integer number (1699260).

Almost surely, 2^43020224 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 43020224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47579280).

43020224 is an abundant number, since it is smaller than the sum of its proper divisors (52138336).

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

43020224 is a wasteful number, since it uses less digits than its factorization.

43020224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1837 (or 1827 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 43020224 is about 6558.9804085696. The cubic root of 43020224 is about 350.3947220211.

Adding to 43020224 its reverse (42202034), we get a palindrome (85222258).

The spelling of 43020224 in words is "forty-three million, twenty thousand, two hundred twenty-four".