5820218 has 8 divisors (see below), whose sum is σ = 8753940. Its totient is φ = 2902240.

The previous prime is 5820197. The next prime is 5820229. The reversal of 5820218 is 8120285.

It can be written as a sum of positive squares in 2 ways, for example, as 5793649 + 26569 = 2407^2 + 163^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2963 + ... + 4518.

Almost surely, 2^5820218 is an apocalyptic number.

5820218 is a deficient number, since it is larger than the sum of its proper divisors (2933722).

5820218 is a wasteful number, since it uses less digits than its factorization.

5820218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7872.

The product of its (nonzero) digits is 1280, while the sum is 26.

The square root of 5820218 is about 2412.5127978935. The cubic root of 5820218 is about 179.8787042896.

The spelling of 5820218 in words is "five million, eight hundred twenty thousand, two hundred eighteen".