6495984 has 80 divisors (see below), whose sum is σ = 20355840. Its totient is φ = 1967040.

The previous prime is 6495949. The next prime is 6495991. The reversal of 6495984 is 4895946.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4069 + ... + 5435.

It is an arithmetic number, because the mean of its divisors is an integer number (254448).

Almost surely, 2^6495984 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 6495984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10177920).

6495984 is an abundant number, since it is smaller than the sum of its proper divisors (13859856).

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

6495984 is a wasteful number, since it uses less digits than its factorization.

6495984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1395 (or 1383 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 6495984 is about 2548.7220327058. The cubic root of 6495984 is about 186.5871146281.

It can be divided in two parts, 64959 and 84, that multiplied together give a triangular number (5456556 = T₃₃₀₃).

The spelling of 6495984 in words is "six million, four hundred ninety-five thousand, nine hundred eighty-four".