5218841 has 4 divisors (see below), whose sum is σ = 5223552. Its totient is φ = 5214132.

The previous prime is 5218823. The next prime is 5218853. The reversal of 5218841 is 1488125.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5218841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5218441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 320 + ... + 3246.

It is an arithmetic number, because the mean of its divisors is an integer number (1305888).

Almost surely, 2^5218841 is an apocalyptic number.

It is an amenable number.

5218841 is a deficient number, since it is larger than the sum of its proper divisors (4711).

5218841 is a wasteful number, since it uses less digits than its factorization.

5218841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4710.

The product of its digits is 2560, while the sum is 29.

The square root of 5218841 is about 2284.4782774192. The cubic root of 5218841 is about 173.4568100297.

The spelling of 5218841 in words is "five million, two hundred eighteen thousand, eight hundred forty-one".