489533858 has 32 divisors (see below), whose sum is σ = 821587968. Its totient is φ = 216853200.

The previous prime is 489533843. The next prime is 489533873. The reversal of 489533858 is 858335984.

It is an interprime number because it is at equal distance from previous prime (489533843) and next prime (489533873).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 279341 + ... + 281087.

It is an arithmetic number, because the mean of its divisors is an integer number (25674624).

Almost surely, 2^489533858 is an apocalyptic number.

489533858 is a deficient number, since it is larger than the sum of its proper divisors (332054110).

489533858 is a wasteful number, since it uses less digits than its factorization.

489533858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2078.

The product of its digits is 4147200, while the sum is 53.

The square root of 489533858 is about 22125.4120413609. The cubic root of 489533858 is about 788.1234410705.

The spelling of 489533858 in words is "four hundred eighty-nine million, five hundred thirty-three thousand, eight hundred fifty-eight".