489086658 has 12 divisors (see below), whose sum is σ = 1059687798. Its totient is φ = 163028880.

The previous prime is 489086629. The next prime is 489086669. The reversal of 489086658 is 856680984.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 479741409 + 9345249 = 21903^2 + 3057^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13585723 + ... + 13585758.

Almost surely, 2^489086658 is an apocalyptic number.

489086658 is an abundant number, since it is smaller than the sum of its proper divisors (570601140).

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

489086658 is a wasteful number, since it uses less digits than its factorization.

489086658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27171489 (or 27171486 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 54.

The square root of 489086658 is about 22115.3037058052. The cubic root of 489086658 is about 787.8833785601.

The spelling of 489086658 in words is "four hundred eighty-nine million, eighty-six thousand, six hundred fifty-eight".