326231065 has 4 divisors (see below), whose sum is σ = 391477284. Its totient is φ = 260984848.

The previous prime is 326231041. The next prime is 326231077. The reversal of 326231065 is 560132623.

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 170380809 + 155850256 = 13053^2 + 12484^2 .

It is a cyclic number.

It is not a de Polignac number, because 326231065 - 2²¹ = 324133913 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, 32623102 + ... + 32623111.

It is an arithmetic number, because the mean of its divisors is an integer number (97869321).

Almost surely, 2^326231065 is an apocalyptic number.

It is an amenable number.

326231065 is a deficient number, since it is larger than the sum of its proper divisors (65246219).

326231065 is an equidigital number, since it uses as much as digits as its factorization.

326231065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65246218.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 326231065 is about 18061.8677051959. The cubic root of 326231065 is about 688.4014418761.

Adding to 326231065 its reverse (560132623), we get a palindrome (886363688).

The spelling of 326231065 in words is "three hundred twenty-six million, two hundred thirty-one thousand, sixty-five".