5200218394 has 12 divisors (see below), whose sum is σ = 9073850634. Its totient is φ = 2228664984.

The previous prime is 5200218389. The next prime is 5200218409. The reversal of 5200218394 is 4938120025.

It can be written as a sum of positive squares in only one way, i.e., 3371544225 + 1828674169 = 58065^2 + 42763^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26531629 + ... + 26531824.

Almost surely, 2^5200218394 is an apocalyptic number.

5200218394 is a deficient number, since it is larger than the sum of its proper divisors (3873632240).

5200218394 is a wasteful number, since it uses less digits than its factorization.

5200218394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53063469 (or 53063462 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 5200218394 is about 72112.5397833137. The cubic root of 5200218394 is about 1732.5024643709.

The spelling of 5200218394 in words is "five billion, two hundred million, two hundred eighteen thousand, three hundred ninety-four".