489297776 has 20 divisors (see below), whose sum is σ = 1034197944. Its totient is φ = 222408000.

The previous prime is 489297763. The next prime is 489297793. The reversal of 489297776 is 677792984.

It is a congruent 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, 1389875 + ... + 1390226.

Almost surely, 2^489297776 is an apocalyptic number.

It is an amenable number.

489297776 is an abundant number, since it is smaller than the sum of its proper divisors (544900168).

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

489297776 is a wasteful number, since it uses less digits than its factorization.

489297776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2780120 (or 2780114 counting only the distinct ones).

The product of its digits is 10668672, while the sum is 59.

The square root of 489297776 is about 22120.0763108991. The cubic root of 489297776 is about 787.9967275496.

The spelling of 489297776 in words is "four hundred eighty-nine million, two hundred ninety-seven thousand, seven hundred seventy-six".