52840219 has 2 divisors, whose sum is σ = 52840220. Its totient is φ = 52840218.

The previous prime is 52840211. The next prime is 52840231. The reversal of 52840219 is 91204825.

52840219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52840219 - 2³ = 52840211 is a prime.

It is a super-2 number, since 2×52840219² = 5584177487935922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52840211) 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, 26420109 + 26420110.

It is an arithmetic number, because the mean of its divisors is an integer number (26420110).

Almost surely, 2^52840219 is an apocalyptic number.

52840219 is a deficient number, since it is larger than the sum of its proper divisors (1).

52840219 is an equidigital number, since it uses as much as digits as its factorization.

52840219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 52840219 is about 7269.1278018755. The cubic root of 52840219 is about 375.2507218136.

The spelling of 52840219 in words is "fifty-two million, eight hundred forty thousand, two hundred nineteen".