43224043 has 2 divisors, whose sum is σ = 43224044. Its totient is φ = 43224042.

The previous prime is 43224017. The next prime is 43224091. The reversal of 43224043 is 34042234.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43224043 - 2¹⁷ = 43092971 is a prime.

It is not a weakly prime, because it can be changed into another prime (43224343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21612021 + 21612022.

It is an arithmetic number, because the mean of its divisors is an integer number (21612022).

Almost surely, 2^43224043 is an apocalyptic number.

43224043 is a deficient number, since it is larger than the sum of its proper divisors (1).

43224043 is an equidigital number, since it uses as much as digits as its factorization.

43224043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 43224043 is about 6574.4994486272. The cubic root of 43224043 is about 350.9472111043.

Adding to 43224043 its reverse (34042234), we get a palindrome (77266277).

The spelling of 43224043 in words is "forty-three million, two hundred twenty-four thousand, forty-three".