6509375 has 12 divisors (see below), whose sum is σ = 8140104. Its totient is φ = 5205000.

The previous prime is 6509357. The next prime is 6509387. The reversal of 6509375 is 5739056.

6509375 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 6509375 - 2¹⁴ = 6492991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2084 + ... + 4166.

It is an arithmetic number, because the mean of its divisors is an integer number (678342).

Almost surely, 2^6509375 is an apocalyptic number.

6509375 is a deficient number, since it is larger than the sum of its proper divisors (1630729).

6509375 is an frugal number, since it uses more digits than its factorization.

6509375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2108 (or 2088 counting only the distinct ones).

The product of its (nonzero) digits is 28350, while the sum is 35.

The square root of 6509375 is about 2551.3476830883. The cubic root of 6509375 is about 186.7152385648.

The spelling of 6509375 in words is "six million, five hundred nine thousand, three hundred seventy-five".