550366249 has 4 divisors (see below), whose sum is σ = 550438660. Its totient is φ = 550293840.

The previous prime is 550366153. The next prime is 550366253. The reversal of 550366249 is 942663055.

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 356265625 + 194100624 = 18875^2 + 13932^2 .

It is a cyclic number.

It is not a de Polignac number, because 550366249 - 2⁹ = 550365737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550366259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23262 + ... + 40519.

It is an arithmetic number, because the mean of its divisors is an integer number (137609665).

Almost surely, 2^550366249 is an apocalyptic number.

It is an amenable number.

550366249 is a deficient number, since it is larger than the sum of its proper divisors (72411).

550366249 is an equidigital number, since it uses as much as digits as its factorization.

550366249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72410.

The product of its (nonzero) digits is 194400, while the sum is 40.

The square root of 550366249 is about 23459.8859545395. The cubic root of 550366249 is about 819.5030942450.

The spelling of 550366249 in words is "five hundred fifty million, three hundred sixty-six thousand, two hundred forty-nine".