55204201 has 8 divisors (see below), whose sum is σ = 59514560. Its totient is φ = 50902992.

The previous prime is 55204199. The next prime is 55204223. The reversal of 55204201 is 10240255.

55204201 is digitally balanced in base 2, 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 55204201 - 2¹ = 55204199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55204231) 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 7 ways as a sum of consecutive naturals, for example, 15310 + ... + 18568.

It is an arithmetic number, because the mean of its divisors is an integer number (7439320).

Almost surely, 2^55204201 is an apocalyptic number.

It is an amenable number.

55204201 is a deficient number, since it is larger than the sum of its proper divisors (4310359).

55204201 is a wasteful number, since it uses less digits than its factorization.

55204201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4575.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 55204201 is about 7429.9529608201. The cubic root of 55204201 is about 380.7653112931.

Adding to 55204201 its reverse (10240255), we get a palindrome (65444456).

The spelling of 55204201 in words is "fifty-five million, two hundred four thousand, two hundred one".