489769616 has 40 divisors (see below), whose sum is σ = 1085805504. Its totient is φ = 209646720.

The previous prime is 489769583. The next prime is 489769619. The reversal of 489769616 is 616967984.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is not an unprimeable number, because it can be changed into a prime (489769619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112211 + ... + 116493.

Almost surely, 2^489769616 is an apocalyptic number.

It is an amenable number.

489769616 is an abundant number, since it is smaller than the sum of its proper divisors (596035888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

489769616 is a wasteful number, since it uses less digits than its factorization.

489769616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5319 (or 5313 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 56.

The square root of 489769616 is about 22130.7391652425. The cubic root of 489769616 is about 788.2499400404.

The spelling of 489769616 in words is "four hundred eighty-nine million, seven hundred sixty-nine thousand, six hundred sixteen".