489079165 has 4 divisors (see below), whose sum is σ = 586895004. Its totient is φ = 391263328.

The previous prime is 489079139. The next prime is 489079187. The reversal of 489079165 is 561970984.

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 229643716 + 259435449 = 15154^2 + 16107^2 .

It is a cyclic number.

It is not a de Polignac number, because 489079165 - 2¹⁷ = 488948093 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48907912 + ... + 48907921.

It is an arithmetic number, because the mean of its divisors is an integer number (146723751).

Almost surely, 2^489079165 is an apocalyptic number.

It is an amenable number.

489079165 is a deficient number, since it is larger than the sum of its proper divisors (97815839).

489079165 is an equidigital number, since it uses as much as digits as its factorization.

489079165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97815838.

The product of its (nonzero) digits is 544320, while the sum is 49.

The square root of 489079165 is about 22115.1342975800. The cubic root of 489079165 is about 787.8793549784.

The spelling of 489079165 in words is "four hundred eighty-nine million, seventy-nine thousand, one hundred sixty-five".