490604289 has 16 divisors (see below), whose sum is σ = 749603712. Its totient is φ = 279589248.

The previous prime is 490604267. The next prime is 490604341. The reversal of 490604289 is 982406094.

It is not a de Polignac number, because 490604289 - 2⁷ = 490604161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 490604289.

It is not an unprimeable number, because it can be changed into a prime (490604239) 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 15 ways as a sum of consecutive naturals, for example, 23484 + ... + 39149.

It is an arithmetic number, because the mean of its divisors is an integer number (46850232).

Almost surely, 2^490604289 is an apocalyptic number.

It is an amenable number.

490604289 is a deficient number, since it is larger than the sum of its proper divisors (258999423).

490604289 is a wasteful number, since it uses less digits than its factorization.

490604289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63016.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 490604289 is about 22149.5889126638. The cubic root of 490604289 is about 788.6974685123.

The spelling of 490604289 in words is "four hundred ninety million, six hundred four thousand, two hundred eighty-nine".