6532565 has 8 divisors (see below), whose sum is σ = 8442168. Its totient is φ = 4824000.

The previous prime is 6532553. The next prime is 6532601. The reversal of 6532565 is 5652356.

It can be written as a sum of positive squares in 4 ways, for example, as 24964 + 6507601 = 158^2 + 2551^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6532565 - 2⁴ = 6532549 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50186 + ... + 50315.

It is an arithmetic number, because the mean of its divisors is an integer number (1055271).

Almost surely, 2^6532565 is an apocalyptic number.

6532565 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

6532565 is a deficient number, since it is larger than the sum of its proper divisors (1909603).

6532565 is a wasteful number, since it uses less digits than its factorization.

6532565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100519.

The product of its digits is 27000, while the sum is 32.

The square root of 6532565 is about 2555.8882995937. Note that the first 3 decimals coincide. The cubic root of 6532565 is about 186.9367034863.

The spelling of 6532565 in words is "six million, five hundred thirty-two thousand, five hundred sixty-five".