3205252065 has 16 divisors (see below), whose sum is σ = 5130566208. Its totient is φ = 1708746816.

The previous prime is 3205252007. The next prime is 3205252067. The reversal of 3205252065 is 5602525023.

3205252065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3205252065 - 2⁷ = 3205251937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3205252067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7287 + ... + 80396.

It is an arithmetic number, because the mean of its divisors is an integer number (320660388).

Almost surely, 2^3205252065 is an apocalyptic number.

It is an amenable number.

3205252065 is a deficient number, since it is larger than the sum of its proper divisors (1925314143).

3205252065 is a wasteful number, since it uses less digits than its factorization.

3205252065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90128.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 3205252065 is about 56614.9455974304. The cubic root of 3205252065 is about 1474.4183576650.

Adding to 3205252065 its reverse (5602525023), we get a palindrome (8807777088).

The spelling of 3205252065 in words is "three billion, two hundred five million, two hundred fifty-two thousand, sixty-five".