498554784 has 384 divisors, whose sum is σ = 1900039680. Its totient is φ = 123420672.

The previous prime is 498554753. The next prime is 498554827. The reversal of 498554784 is 487455894.

It is a happy number.

498554784 is a `hidden beast` number, since 4 + 9 + 8 + 554 + 7 + 84 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 498554784.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1336422 + ... + 1336794.

It is an arithmetic number, because the mean of its divisors is an integer number (4948020).

Almost surely, 2^498554784 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 498554784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (950019840).

498554784 is an abundant number, since it is smaller than the sum of its proper divisors (1401484896).

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

498554784 is a wasteful number, since it uses less digits than its factorization.

498554784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429 (or 415 counting only the distinct ones).

The product of its digits is 6451200, while the sum is 54.

The square root of 498554784 is about 22328.3403771978. The cubic root of 498554784 is about 792.9350755493.

The spelling of 498554784 in words is "four hundred ninety-eight million, five hundred fifty-four thousand, seven hundred eighty-four".