5218740571 has 4 divisors (see below), whose sum is σ = 5693171544. Its totient is φ = 4744309600.

The previous prime is 5218740557. The next prime is 5218740577. The reversal of 5218740571 is 1750478125.

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 5218740571 - 2¹⁷ = 5218609499 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5218740577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237215470 + ... + 237215491.

It is an arithmetic number, because the mean of its divisors is an integer number (1423292886).

Almost surely, 2^5218740571 is an apocalyptic number.

5218740571 is a deficient number, since it is larger than the sum of its proper divisors (474430973).

5218740571 is a wasteful number, since it uses less digits than its factorization.

5218740571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474430972.

The product of its (nonzero) digits is 78400, while the sum is 40.

The square root of 5218740571 is about 72240.8511231699. The cubic root of 5218740571 is about 1734.5569738132.

The spelling of 5218740571 in words is "five billion, two hundred eighteen million, seven hundred forty thousand, five hundred seventy-one".