6551201 has 4 divisors (see below), whose sum is σ = 6624900. Its totient is φ = 6477504.

The previous prime is 6551191. The next prime is 6551213. The reversal of 6551201 is 1021556.

6551201 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 524176 + 6027025 = 724^2 + 2455^2 .

It is a cyclic number.

It is not a de Polignac number, because 6551201 - 2¹⁰ = 6550177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6551231) by changing a digit.

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, 36716 + ... + 36893.

It is an arithmetic number, because the mean of its divisors is an integer number (1656225).

Almost surely, 2^6551201 is an apocalyptic number.

It is an amenable number.

6551201 is a deficient number, since it is larger than the sum of its proper divisors (73699).

6551201 is an equidigital number, since it uses as much as digits as its factorization.

6551201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73698.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 6551201 is about 2559.5314024251. The cubic root of 6551201 is about 187.1142980885.

Adding to 6551201 its reverse (1021556), we get a palindrome (7572757).

The spelling of 6551201 in words is "six million, five hundred fifty-one thousand, two hundred one".