528944219 has 2 divisors, whose sum is σ = 528944220. Its totient is φ = 528944218.

The previous prime is 528944209. The next prime is 528944233. The reversal of 528944219 is 912449825.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 528944219 - 2¹⁶ = 528878683 is a prime.

It is a super-2 number, since 2×528944219² = 559563973627039922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 528944219.

It is not a weakly prime, because it can be changed into another prime (528944209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264472109 + 264472110.

It is an arithmetic number, because the mean of its divisors is an integer number (264472110).

Almost surely, 2^528944219 is an apocalyptic number.

528944219 is a deficient number, since it is larger than the sum of its proper divisors (1).

528944219 is an equidigital number, since it uses as much as digits as its factorization.

528944219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 44.

The square root of 528944219 is about 22998.7873375967. The cubic root of 528944219 is about 808.7295121129.

The spelling of 528944219 in words is "five hundred twenty-eight million, nine hundred forty-four thousand, two hundred nineteen".