498449784 has 32 divisors (see below), whose sum is σ = 1424142720. Its totient is φ = 142414176.

The previous prime is 498449771. The next prime is 498449839. The reversal of 498449784 is 487944894.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

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 7 ways as a sum of consecutive naturals, for example, 1483314 + ... + 1483649.

It is an arithmetic number, because the mean of its divisors is an integer number (44504460).

Almost surely, 2^498449784 is an apocalyptic number.

It is an amenable number.

498449784 is an abundant number, since it is smaller than the sum of its proper divisors (925692936).

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

498449784 is a wasteful number, since it uses less digits than its factorization.

498449784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2966979 (or 2966975 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 57.

The square root of 498449784 is about 22325.9889814539. The cubic root of 498449784 is about 792.8794052858.

The spelling of 498449784 in words is "four hundred ninety-eight million, four hundred forty-nine thousand, seven hundred eighty-four".