538224443 has 2 divisors, whose sum is σ = 538224444. Its totient is φ = 538224442.

The previous prime is 538224433. The next prime is 538224469. The reversal of 538224443 is 344422835.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 538224443 - 2¹⁰ = 538223419 is a prime.

It is not a weakly prime, because it can be changed into another prime (538224433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269112221 + 269112222.

It is an arithmetic number, because the mean of its divisors is an integer number (269112222).

Almost surely, 2^538224443 is an apocalyptic number.

538224443 is a deficient number, since it is larger than the sum of its proper divisors (1).

538224443 is an equidigital number, since it uses as much as digits as its factorization.

538224443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 92160, while the sum is 35.

The square root of 538224443 is about 23199.6647174049. The cubic root of 538224443 is about 813.4317858552.

The spelling of 538224443 in words is "five hundred thirty-eight million, two hundred twenty-four thousand, four hundred forty-three".