550404241 has 2 divisors, whose sum is σ = 550404242. Its totient is φ = 550404240.

The previous prime is 550404227. The next prime is 550404259. The reversal of 550404241 is 142404055.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 542703616 + 7700625 = 23296^2 + 2775^2 .

It is a cyclic number.

It is not a de Polignac number, because 550404241 - 2⁵ = 550404209 is a prime.

It is not a weakly prime, because it can be changed into another prime (550404641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275202120 + 275202121.

It is an arithmetic number, because the mean of its divisors is an integer number (275202121).

Almost surely, 2^550404241 is an apocalyptic number.

It is an amenable number.

550404241 is a deficient number, since it is larger than the sum of its proper divisors (1).

550404241 is an equidigital number, since it uses as much as digits as its factorization.

550404241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 550404241 is about 23460.6956631725. The cubic root of 550404241 is about 819.5219506854.

Adding to 550404241 its reverse (142404055), we get a palindrome (692808296).

The spelling of 550404241 in words is "five hundred fifty million, four hundred four thousand, two hundred forty-one".