5220542227 has 4 divisors (see below), whose sum is σ = 5286625120. Its totient is φ = 5154459336.

The previous prime is 5220542209. The next prime is 5220542251. The reversal of 5220542227 is 7222450225.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5220542227 is a prime.

It is a super-2 number, since 2×5220542227² = 54508122287780239058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5220542207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33041328 + ... + 33041485.

It is an arithmetic number, because the mean of its divisors is an integer number (1321656280).

Almost surely, 2^5220542227 is an apocalyptic number.

5220542227 is a deficient number, since it is larger than the sum of its proper divisors (66082893).

5220542227 is an equidigital number, since it uses as much as digits as its factorization.

5220542227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66082892.

The product of its (nonzero) digits is 22400, while the sum is 31.

The square root of 5220542227 is about 72253.3198337627. The cubic root of 5220542227 is about 1734.7565567958.

The spelling of 5220542227 in words is "five billion, two hundred twenty million, five hundred forty-two thousand, two hundred twenty-seven".