489031567 has 4 divisors (see below), whose sum is σ = 495221920. Its totient is φ = 482841216.

The previous prime is 489031531. The next prime is 489031579. The reversal of 489031567 is 765130984.

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 489031567 - 2²⁷ = 354813839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489031507) 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, 3095058 + ... + 3095215.

It is an arithmetic number, because the mean of its divisors is an integer number (123805480).

Almost surely, 2^489031567 is an apocalyptic number.

489031567 is a deficient number, since it is larger than the sum of its proper divisors (6190353).

489031567 is an equidigital number, since it uses as much as digits as its factorization.

489031567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6190352.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 489031567 is about 22114.0581305196. The cubic root of 489031567 is about 787.8537949050.

The spelling of 489031567 in words is "four hundred eighty-nine million, thirty-one thousand, five hundred sixty-seven".