3285521465 has 4 divisors (see below), whose sum is σ = 3942625764. Its totient is φ = 2628417168.

The previous prime is 3285521431. The next prime is 3285521471. The reversal of 3285521465 is 5641255823.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5641255823 = 7 ⋅805893689.

It can be written as a sum of positive squares in 2 ways, for example, as 961992256 + 2323529209 = 31016^2 + 48203^2 .

It is a cyclic number.

It is not a de Polignac number, because 3285521465 - 2¹² = 3285517369 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 328552142 + ... + 328552151.

It is an arithmetic number, because the mean of its divisors is an integer number (985656441).

Almost surely, 2^3285521465 is an apocalyptic number.

It is an amenable number.

3285521465 is a deficient number, since it is larger than the sum of its proper divisors (657104299).

3285521465 is an equidigital number, since it uses as much as digits as its factorization.

3285521465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657104298.

The product of its digits is 288000, while the sum is 41.

The square root of 3285521465 is about 57319.4684640393. The cubic root of 3285521465 is about 1486.6250150599.

The spelling of 3285521465 in words is "three billion, two hundred eighty-five million, five hundred twenty-one thousand, four hundred sixty-five".