489517267 has 4 divisors (see below), whose sum is σ = 499932576. Its totient is φ = 479101960.

The previous prime is 489517229. The next prime is 489517271. The reversal of 489517267 is 762715984.

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 489517267 - 2⁷ = 489517139 is a prime.

It is a super-2 number, since 2×489517267² = 479254309382298578, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 489517267.

It is not an unprimeable number, because it can be changed into a prime (489517967) 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, 5207584 + ... + 5207677.

It is an arithmetic number, because the mean of its divisors is an integer number (124983144).

Almost surely, 2^489517267 is an apocalyptic number.

489517267 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

489517267 is a deficient number, since it is larger than the sum of its proper divisors (10415309).

489517267 is a wasteful number, since it uses less digits than its factorization.

489517267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10415308.

The product of its digits is 846720, while the sum is 49.

The square root of 489517267 is about 22125.0371073135. The cubic root of 489517267 is about 788.1145374277.

The spelling of 489517267 in words is "four hundred eighty-nine million, five hundred seventeen thousand, two hundred sixty-seven".