490943227 has 4 divisors (see below), whose sum is σ = 490987656. Its totient is φ = 490898800.

The previous prime is 490943191. The next prime is 490943231. The reversal of 490943227 is 722349094.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 490943227 - 2⁷ = 490943099 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 490943227.

It is not an unprimeable number, because it can be changed into a prime (490943267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8727 + ... + 32527.

It is an arithmetic number, because the mean of its divisors is an integer number (122746914).

Almost surely, 2^490943227 is an apocalyptic number.

490943227 is a deficient number, since it is larger than the sum of its proper divisors (44429).

490943227 is a wasteful number, since it uses less digits than its factorization.

490943227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44428.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 490943227 is about 22157.2387043151. The cubic root of 490943227 is about 788.8790527424.

The spelling of 490943227 in words is "four hundred ninety million, nine hundred forty-three thousand, two hundred twenty-seven".