3205273064 has 48 divisors (see below), whose sum is σ = 7035757380. Its totient is φ = 1364912640.

The previous prime is 3205273063. The next prime is 3205273069. The reversal of 3205273064 is 4603725023.

It can be written as a sum of positive squares in 2 ways, for example, as 2834710564 + 370562500 = 53242^2 + 19250^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3205273064.

It is not an unprimeable number, because it can be changed into a prime (3205273063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35504 + ... + 87584.

Almost surely, 2^3205273064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3205273064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3517878690).

3205273064 is an abundant number, since it is smaller than the sum of its proper divisors (3830484316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3205273064 is a wasteful number, since it uses less digits than its factorization.

3205273064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52258 (or 52247 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 32.

The square root of 3205273064 is about 56615.1310516897. The cubic root of 3205273064 is about 1474.4215775099.

Adding to 3205273064 its reverse (4603725023), we get a palindrome (7808998087).

The spelling of 3205273064 in words is "three billion, two hundred five million, two hundred seventy-three thousand, sixty-four".