6565245 has 16 divisors (see below), whose sum is σ = 10538880. Its totient is φ = 3489984.

The previous prime is 6565231. The next prime is 6565249. The reversal of 6565245 is 5425656.

It is a happy number.

It is not a de Polignac number, because 6565245 - 2¹⁶ = 6499709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6565249) 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 15 ways as a sum of consecutive naturals, for example, 6087 + ... + 7083.

It is an arithmetic number, because the mean of its divisors is an integer number (658680).

Almost surely, 2^6565245 is an apocalyptic number.

It is an amenable number.

6565245 is a deficient number, since it is larger than the sum of its proper divisors (3973635).

6565245 is a wasteful number, since it uses less digits than its factorization.

6565245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444.

The product of its digits is 36000, while the sum is 33.

The square root of 6565245 is about 2562.2734046155. The cubic root of 6565245 is about 187.2479101111.

The spelling of 6565245 in words is "six million, five hundred sixty-five thousand, two hundred forty-five".