6550243 has 8 divisors (see below), whose sum is σ = 7502688. Its totient is φ = 5601984.

The previous prime is 6550223. The next prime is 6550261. The reversal of 6550243 is 3420556.

6550243 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 6550243 - 2⁵ = 6550211 is a prime.

It is a Duffinian number.

6550243 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6550213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3855 + ... + 5287.

It is an arithmetic number, because the mean of its divisors is an integer number (937836).

Almost surely, 2^6550243 is an apocalyptic number.

6550243 is a deficient number, since it is larger than the sum of its proper divisors (952445).

6550243 is a wasteful number, since it uses less digits than its factorization.

6550243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2093.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 6550243 is about 2559.3442519521. The cubic root of 6550243 is about 187.1051768991.

Adding to 6550243 its reverse (3420556), we get a palindrome (9970799).

The spelling of 6550243 in words is "six million, five hundred fifty thousand, two hundred forty-three".