498665888 has 48 divisors (see below), whose sum is σ = 1124948160. Its totient is φ = 213152256.

The previous prime is 498665863. The next prime is 498665917. The reversal of 498665888 is 888566894.

It is a self number, because there is not a number n which added to its sum of digits gives 498665888.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88895 + ... + 94337.

It is an arithmetic number, because the mean of its divisors is an integer number (23436420).

Almost surely, 2^498665888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 498665888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (562474080).

498665888 is an abundant number, since it is smaller than the sum of its proper divisors (626282272).

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

498665888 is a wasteful number, since it uses less digits than its factorization.

498665888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5869 (or 5861 counting only the distinct ones).

The product of its digits is 26542080, while the sum is 62.

The square root of 498665888 is about 22330.8281978076. The cubic root of 498665888 is about 792.9939736002.

The spelling of 498665888 in words is "four hundred ninety-eight million, six hundred sixty-five thousand, eight hundred eighty-eight".