3240565 has 8 divisors (see below), whose sum is σ = 3898368. Its totient is φ = 2586000.

The previous prime is 3240553. The next prime is 3240577. The reversal of 3240565 is 5650423.

It is an interprime number because it is at equal distance from previous prime (3240553) and next prime (3240577).

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

It is not a de Polignac number, because 3240565 - 2¹³ = 3232373 is a prime.

It is a Duffinian number.

3240565 is a lucky 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, 3324 + ... + 4186.

It is an arithmetic number, because the mean of its divisors is an integer number (487296).

Almost surely, 2^3240565 is an apocalyptic number.

It is an amenable number.

3240565 is a deficient number, since it is larger than the sum of its proper divisors (657803).

3240565 is an equidigital number, since it uses as much as digits as its factorization.

3240565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1619.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 3240565 is about 1800.1569376029. The cubic root of 3240565 is about 147.9813252551.

Adding to 3240565 its reverse (5650423), we get a palindrome (8890988).

The spelling of 3240565 in words is "three million, two hundred forty thousand, five hundred sixty-five".