3264738265 has 4 divisors (see below), whose sum is σ = 3917685924. Its totient is φ = 2611790608.

The previous prime is 3264738263. The next prime is 3264738287. The reversal of 3264738265 is 5628374623.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1847366361 + 1417371904 = 42981^2 + 37648^2 .

It is a cyclic number.

It is not a de Polignac number, because 3264738265 - 2¹ = 3264738263 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3264738263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326473822 + ... + 326473831.

It is an arithmetic number, because the mean of its divisors is an integer number (979421481).

Almost surely, 2^3264738265 is an apocalyptic number.

It is an amenable number.

3264738265 is a deficient number, since it is larger than the sum of its proper divisors (652947659).

3264738265 is an equidigital number, since it uses as much as digits as its factorization.

3264738265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652947658.

The product of its digits is 1451520, while the sum is 46.

The square root of 3264738265 is about 57137.8881741354. Note that the first 3 decimals coincide. The cubic root of 3264738265 is about 1483.4837376703.

The spelling of 3264738265 in words is "three billion, two hundred sixty-four million, seven hundred thirty-eight thousand, two hundred sixty-five".