490022273 has 4 divisors (see below), whose sum is σ = 527716308. Its totient is φ = 452328240.

The previous prime is 490022257. The next prime is 490022287. The reversal of 490022273 is 372220094.

It is a happy number.

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 24671089 + 465351184 = 4967^2 + 21572^2 .

It is not a de Polignac number, because 490022273 - 2⁴ = 490022257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (490022213) 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, 18846998 + ... + 18847023.

It is an arithmetic number, because the mean of its divisors is an integer number (131929077).

Almost surely, 2^490022273 is an apocalyptic number.

It is an amenable number.

490022273 is a deficient number, since it is larger than the sum of its proper divisors (37694035).

490022273 is a wasteful number, since it uses less digits than its factorization.

490022273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37694034.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 490022273 is about 22136.4467112498. The cubic root of 490022273 is about 788.3854613291.

The spelling of 490022273 in words is "four hundred ninety million, twenty-two thousand, two hundred seventy-three".