6509073 has 4 divisors (see below), whose sum is σ = 8678768. Its totient is φ = 4339380.

The previous prime is 6509033. The next prime is 6509093. The reversal of 6509073 is 3709056.

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 6509073 - 2⁹ = 6508561 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6509073.

It is not an unprimeable number, because it can be changed into a prime (6509033) 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, 1084843 + ... + 1084848.

It is an arithmetic number, because the mean of its divisors is an integer number (2169692).

Almost surely, 2^6509073 is an apocalyptic number.

It is an amenable number.

6509073 is a deficient number, since it is larger than the sum of its proper divisors (2169695).

6509073 is a wasteful number, since it uses less digits than its factorization.

6509073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2169694.

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 6509073 is about 2551.2884979947. The cubic root of 6509073 is about 186.7123509925.

The spelling of 6509073 in words is "six million, five hundred nine thousand, seventy-three".