6449896 has 16 divisors (see below), whose sum is σ = 12292740. Its totient is φ = 3171840.

The previous prime is 6449887. The next prime is 6449897. The reversal of 6449896 is 6989446.

It can be written as a sum of positive squares in 2 ways, for example, as 5692996 + 756900 = 2386^2 + 870^2 .

It is not an unprimeable number, because it can be changed into a prime (6449897) 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 3 ways as a sum of consecutive naturals, for example, 6121 + ... + 7096.

Almost surely, 2^6449896 is an apocalyptic number.

It is an amenable number.

6449896 is a deficient number, since it is larger than the sum of its proper divisors (5842844).

6449896 is a wasteful number, since it uses less digits than its factorization.

6449896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13284 (or 13280 counting only the distinct ones).

The product of its digits is 373248, while the sum is 46.

The square root of 6449896 is about 2539.6645447775. The cubic root of 6449896 is about 186.1447980275.

The spelling of 6449896 in words is "six million, four hundred forty-nine thousand, eight hundred ninety-six".