3205352505 has 8 divisors (see below), whose sum is σ = 5128564032. Its totient is φ = 1709521328.

The previous prime is 3205352453. The next prime is 3205352509. The reversal of 3205352505 is 5052535023.

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

It is a cyclic number.

It is not a de Polignac number, because 3205352505 - 2⁹ = 3205351993 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3205352509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106845069 + ... + 106845098.

It is an arithmetic number, because the mean of its divisors is an integer number (641070504).

Almost surely, 2^3205352505 is an apocalyptic number.

It is an amenable number.

3205352505 is a deficient number, since it is larger than the sum of its proper divisors (1923211527).

3205352505 is a wasteful number, since it uses less digits than its factorization.

3205352505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213690175.

The product of its (nonzero) digits is 22500, while the sum is 30.

The square root of 3205352505 is about 56615.8326354033. The cubic root of 3205352505 is about 1474.4337583293.

Adding to 3205352505 its reverse (5052535023), we get a palindrome (8257887528).

The spelling of 3205352505 in words is "three billion, two hundred five million, three hundred fifty-two thousand, five hundred five".