52030219 has 4 divisors (see below), whose sum is σ = 52116544. Its totient is φ = 51943896.

The previous prime is 52030211. The next prime is 52030247. The reversal of 52030219 is 91203025.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52030219 - 2³ = 52030211 is a prime.

It is a super-2 number, since 2×52030219² = 5414287378375922, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52030219.

It is not an unprimeable number, because it can be changed into a prime (52030211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42252 + ... + 43465.

It is an arithmetic number, because the mean of its divisors is an integer number (13029136).

Almost surely, 2^52030219 is an apocalyptic number.

52030219 is a deficient number, since it is larger than the sum of its proper divisors (86325).

52030219 is an equidigital number, since it uses as much as digits as its factorization.

52030219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86324.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 52030219 is about 7213.1975572557. The cubic root of 52030219 is about 373.3234047282.

The spelling of 52030219 in words is "fifty-two million, thirty thousand, two hundred nineteen".