6498744 has 64 divisors (see below), whose sum is σ = 18800640. Its totient is φ = 1833600.

The previous prime is 6498733. The next prime is 6498761. The reversal of 6498744 is 4478946.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 6498696 and 6498705.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16777 + ... + 17159.

It is an arithmetic number, because the mean of its divisors is an integer number (293760).

Almost surely, 2^6498744 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 6498744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9400320).

6498744 is an abundant number, since it is smaller than the sum of its proper divisors (12301896).

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

6498744 is a wasteful number, since it uses less digits than its factorization.

6498744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500 (or 496 counting only the distinct ones).

The product of its digits is 193536, while the sum is 42.

The square root of 6498744 is about 2549.2634230303. The cubic root of 6498744 is about 186.6135364665.

The spelling of 6498744 in words is "six million, four hundred ninety-eight thousand, seven hundred forty-four".