489822289 has 8 divisors (see below), whose sum is σ = 551589120. Its totient is φ = 430928400.

The previous prime is 489822287. The next prime is 489822293. The reversal of 489822289 is 982228984.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 489822289 - 2¹ = 489822287 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (489822287) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 717874 + ... + 718555.

It is an arithmetic number, because the mean of its divisors is an integer number (68948640).

Almost surely, 2^489822289 is an apocalyptic number.

It is an amenable number.

489822289 is a deficient number, since it is larger than the sum of its proper divisors (61766831).

489822289 is a wasteful number, since it uses less digits than its factorization.

489822289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1436471.

The product of its digits is 1327104, while the sum is 52.

The square root of 489822289 is about 22131.9291748370. The cubic root of 489822289 is about 788.2781968638.

The spelling of 489822289 in words is "four hundred eighty-nine million, eight hundred twenty-two thousand, two hundred eighty-nine".