489653473 has 4 divisors (see below), whose sum is σ = 500071680. Its totient is φ = 479235268.

The previous prime is 489653471. The next prime is 489653477. The reversal of 489653473 is 374356984.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 489653473 - 2¹ = 489653471 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (489653471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5209033 + ... + 5209126.

It is an arithmetic number, because the mean of its divisors is an integer number (125017920).

Almost surely, 2^489653473 is an apocalyptic number.

It is an amenable number.

489653473 is a deficient number, since it is larger than the sum of its proper divisors (10418207).

489653473 is a wasteful number, since it uses less digits than its factorization.

489653473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10418206.

The product of its digits is 2177280, while the sum is 49.

The square root of 489653473 is about 22128.1149897591. The cubic root of 489653473 is about 788.1876271029.

The spelling of 489653473 in words is "four hundred eighty-nine million, six hundred fifty-three thousand, four hundred seventy-three".