489570227 has 4 divisors (see below), whose sum is σ = 494323440. Its totient is φ = 484817016.

The previous prime is 489570223. The next prime is 489570253. The reversal of 489570227 is 722075984.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 489570227 - 2² = 489570223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (489570223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2376452 + ... + 2376657.

It is an arithmetic number, because the mean of its divisors is an integer number (123580860).

Almost surely, 2^489570227 is an apocalyptic number.

489570227 is a deficient number, since it is larger than the sum of its proper divisors (4753213).

489570227 is a wasteful number, since it uses less digits than its factorization.

489570227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4753212.

The product of its (nonzero) digits is 282240, while the sum is 44.

The square root of 489570227 is about 22126.2339090953. The cubic root of 489570227 is about 788.1429579715.

The spelling of 489570227 in words is "four hundred eighty-nine million, five hundred seventy thousand, two hundred twenty-seven".