5200243 has 4 divisors (see below), whose sum is σ = 5473960. Its totient is φ = 4926528.

The previous prime is 5200229. The next prime is 5200297. The reversal of 5200243 is 3420025.

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 5200243 - 2⁵ = 5200211 is a prime.

It is a Duffinian number.

5200243 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5200843) 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, 136830 + ... + 136867.

It is an arithmetic number, because the mean of its divisors is an integer number (1368490).

Almost surely, 2^5200243 is an apocalyptic number.

5200243 is a deficient number, since it is larger than the sum of its proper divisors (273717).

5200243 is a wasteful number, since it uses less digits than its factorization.

5200243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273716.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 5200243 is about 2280.4041308505. The cubic root of 5200243 is about 173.2505196941.

Adding to 5200243 its reverse (3420025), we get a palindrome (8620268).

The spelling of 5200243 in words is "five million, two hundred thousand, two hundred forty-three".