498899520 has 448 divisors, whose sum is σ = 2057034240. Its totient is φ = 111476736.

The previous prime is 498899507. The next prime is 498899537. The reversal of 498899520 is 25998894.

It is a tau number, because it is divible by the number of its divisors (448).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4414984 + ... + 4415096.

Almost surely, 2^498899520 is an apocalyptic number.

498899520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 498899520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1028517120).

498899520 is an abundant number, since it is smaller than the sum of its proper divisors (1558134720).

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

498899520 is a wasteful number, since it uses less digits than its factorization.

498899520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 54.

The square root of 498899520 is about 22336.0587391778. The cubic root of 498899520 is about 793.1177972173.

The spelling of 498899520 in words is "four hundred ninety-eight million, eight hundred ninety-nine thousand, five hundred twenty".