6494553 has 16 divisors (see below), whose sum is σ = 10362240. Its totient is φ = 3996432.

The previous prime is 6494549. The next prime is 6494611. The reversal of 6494553 is 3554946.

It is a happy number.

6494553 is a `hidden beast` number, since 649 + 4 + 5 + 5 + 3 = 666.

6494553 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6494553 - 2² = 6494549 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6494503) 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, 8901 + ... + 9602.

It is an arithmetic number, because the mean of its divisors is an integer number (647640).

Almost surely, 2^6494553 is an apocalyptic number.

It is an amenable number.

6494553 is a deficient number, since it is larger than the sum of its proper divisors (3867687).

6494553 is a wasteful number, since it uses less digits than its factorization.

6494553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18525 (or 18519 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 6494553 is about 2548.4412883172. The cubic root of 6494553 is about 186.5734125331.

The spelling of 6494553 in words is "six million, four hundred ninety-four thousand, five hundred fifty-three".