6500073 has 4 divisors (see below), whose sum is σ = 8666768. Its totient is φ = 4333380.

The previous prime is 6500063. The next prime is 6500077. The reversal of 6500073 is 3700056.

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.

It is not a de Polignac number, because 6500073 - 2¹⁴ = 6483689 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6500077) 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, 1083343 + ... + 1083348.

It is an arithmetic number, because the mean of its divisors is an integer number (2166692).

Almost surely, 2^6500073 is an apocalyptic number.

It is an amenable number.

6500073 is a deficient number, since it is larger than the sum of its proper divisors (2166695).

6500073 is a wasteful number, since it uses less digits than its factorization.

6500073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2166694.

The product of its (nonzero) digits is 630, while the sum is 21.

The square root of 6500073 is about 2549.5240732341. The cubic root of 6500073 is about 186.6262564878.

The spelling of 6500073 in words is "six million, five hundred thousand, seventy-three".