6345449 has 16 divisors (see below), whose sum is σ = 7385280. Its totient is φ = 5391360.

The previous prime is 6345439. The next prime is 6345457. The reversal of 6345449 is 9445436.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6345449 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6345419) 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 15 ways as a sum of consecutive naturals, for example, 20117 + ... + 20429.

It is an arithmetic number, because the mean of its divisors is an integer number (461580).

Almost surely, 2^6345449 is an apocalyptic number.

It is an amenable number.

6345449 is a deficient number, since it is larger than the sum of its proper divisors (1039831).

6345449 is a wasteful number, since it uses less digits than its factorization.

6345449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440.

The product of its digits is 51840, while the sum is 35.

The square root of 6345449 is about 2519.0174671883. The cubic root of 6345449 is about 185.1345405544.

The spelling of 6345449 in words is "six million, three hundred forty-five thousand, four hundred forty-nine".