6498449 has 4 divisors (see below), whose sum is σ = 6504960. Its totient is φ = 6491940.

The previous prime is 6498419. The next prime is 6498473. The reversal of 6498449 is 9448946.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 6498449 - 2¹⁶ = 6432913 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6498419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1409 + ... + 3870.

It is an arithmetic number, because the mean of its divisors is an integer number (1626240).

Almost surely, 2^6498449 is an apocalyptic number.

It is an amenable number.

6498449 is a deficient number, since it is larger than the sum of its proper divisors (6511).

6498449 is a wasteful number, since it uses less digits than its factorization.

6498449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6510.

The product of its digits is 248832, while the sum is 44.

The square root of 6498449 is about 2549.2055625234. The cubic root of 6498449 is about 186.6107127503.

The spelling of 6498449 in words is "six million, four hundred ninety-eight thousand, four hundred forty-nine".