6495673 has 4 divisors (see below), whose sum is σ = 6522868. Its totient is φ = 6468480.

The previous prime is 6495667. The next prime is 6495677. The reversal of 6495673 is 3765946.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4678569 + 1817104 = 2163^2 + 1348^2 .

It is a cyclic number.

It is not a de Polignac number, because 6495673 - 2⁵ = 6495641 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 (6495677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13236 + ... + 13717.

It is an arithmetic number, because the mean of its divisors is an integer number (1630717).

Almost surely, 2^6495673 is an apocalyptic number.

It is an amenable number.

6495673 is a deficient number, since it is larger than the sum of its proper divisors (27195).

6495673 is a wasteful number, since it uses less digits than its factorization.

6495673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27194.

The product of its digits is 136080, while the sum is 40.

The square root of 6495673 is about 2548.6610210069. The cubic root of 6495673 is about 186.5841369155.

The spelling of 6495673 in words is "six million, four hundred ninety-five thousand, six hundred seventy-three".