6496649 has 6 divisors (see below), whose sum is σ = 6791946. Its totient is φ = 6213680.

The previous prime is 6496643. The next prime is 6496661. The reversal of 6496649 is 9466946.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6285049 + 211600 = 2507^2 + 460^2 .

It is not a de Polignac number, because 6496649 - 2²⁰ = 5448073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6496643) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5612 + ... + 6669.

It is an arithmetic number, because the mean of its divisors is an integer number (1131991).

Almost surely, 2^6496649 is an apocalyptic number.

It is an amenable number.

6496649 is a deficient number, since it is larger than the sum of its proper divisors (295297).

6496649 is a wasteful number, since it uses less digits than its factorization.

6496649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12327 (or 12304 counting only the distinct ones).

The product of its digits is 279936, while the sum is 44.

The square root of 6496649 is about 2548.8524869046. The cubic root of 6496649 is about 186.5934814437.

The spelling of 6496649 in words is "six million, four hundred ninety-six thousand, six hundred forty-nine".