489476428 has 12 divisors (see below), whose sum is σ = 978952912. Its totient is φ = 209775600.

The previous prime is 489476419. The next prime is 489476437. The reversal of 489476428 is 824674984.

It is an interprime number because it is at equal distance from previous prime (489476419) and next prime (489476437).

489476428 is an admirable 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, 8740623 + ... + 8740678.

Almost surely, 2^489476428 is an apocalyptic number.

It is an amenable number.

489476428 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

489476428 is a wasteful number, since it uses less digits than its factorization.

489476428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17481312 (or 17481310 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 52.

The square root of 489476428 is about 22124.1141743574. The cubic root of 489476428 is about 788.0926201180.

The spelling of 489476428 in words is "four hundred eighty-nine million, four hundred seventy-six thousand, four hundred twenty-eight".