6531496 has 32 divisors (see below), whose sum is σ = 12960000. Its totient is φ = 3080896.

The previous prime is 6531491. The next prime is 6531509. The reversal of 6531496 is 6941356.

It is a d-powerful number, because it can be written as 6 + 5⁵ + 3⁵ + 1 + 4⁸ + 9⁷ + 6⁸ .

It is not an unprimeable number, because it can be changed into a prime (6531491) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10605 + ... + 11203.

It is an arithmetic number, because the mean of its divisors is an integer number (405000).

Almost surely, 2^6531496 is an apocalyptic number.

It is an amenable number.

6531496 is a deficient number, since it is larger than the sum of its proper divisors (6428504).

6531496 is a wasteful number, since it uses less digits than its factorization.

6531496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681 (or 677 counting only the distinct ones).

The product of its digits is 19440, while the sum is 34.

The square root of 6531496 is about 2555.6791660926. The cubic root of 6531496 is about 186.9265060504.

The spelling of 6531496 in words is "six million, five hundred thirty-one thousand, four hundred ninety-six".