6498784 has 48 divisors (see below), whose sum is σ = 13608000. Its totient is φ = 3049984.

The previous prime is 6498773. The next prime is 6498797. The reversal of 6498784 is 4878946.

It is a happy number.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43542 + ... + 43690.

It is an arithmetic number, because the mean of its divisors is an integer number (283500).

Almost surely, 2^6498784 is an apocalyptic number.

6498784 is the 1363-rd nonagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6498784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6804000).

6498784 is an abundant number, since it is smaller than the sum of its proper divisors (7109216).

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

6498784 is a wasteful number, since it uses less digits than its factorization.

6498784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235 (or 227 counting only the distinct ones).

The product of its digits is 387072, while the sum is 46.

The square root of 6498784 is about 2549.2712684216. The cubic root of 6498784 is about 186.6139193367.

The spelling of 6498784 in words is "six million, four hundred ninety-eight thousand, seven hundred eighty-four".