489765148 has 12 divisors (see below), whose sum is σ = 857249512. Its totient is φ = 244836720.

The previous prime is 489765139. The next prime is 489765149. The reversal of 489765148 is 841567984.

It is a junction number, because it is equal to n+sod(n) for n = 489765095 and 489765104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489765149) 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, 26638 + ... + 41098.

Almost surely, 2^489765148 is an apocalyptic number.

It is an amenable number.

489765148 is a deficient number, since it is larger than the sum of its proper divisors (367484364).

489765148 is a wasteful number, since it uses less digits than its factorization.

489765148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22932 (or 22930 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 52.

The square root of 489765148 is about 22130.6382194459. The cubic root of 489765148 is about 788.2475430552.

The spelling of 489765148 in words is "four hundred eighty-nine million, seven hundred sixty-five thousand, one hundred forty-eight".