498458520 has 192 divisors, whose sum is σ = 1861816320. Its totient is φ = 113294592.

The previous prime is 498458503. The next prime is 498458539. The reversal of 498458520 is 25854894.

498458520 is a `hidden beast` number, since 49 + 8 + 4 + 585 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 561517 + ... + 562403.

It is an arithmetic number, because the mean of its divisors is an integer number (9696960).

Almost surely, 2^498458520 is an apocalyptic number.

498458520 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 498458520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (930908160).

498458520 is an abundant number, since it is smaller than the sum of its proper divisors (1363357800).

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

498458520 is a wasteful number, since it uses less digits than its factorization.

498458520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134 (or 1127 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The square root of 498458520 is about 22326.1846270248. The cubic root of 498458520 is about 792.8840373499.

It can be divided in two parts, 4984 and 58520, that added together give a square (63504 = 252²).

The spelling of 498458520 in words is "four hundred ninety-eight million, four hundred fifty-eight thousand, five hundred twenty".