326387361 has 4 divisors (see below), whose sum is σ = 435183152. Its totient is φ = 217591572.

The previous prime is 326387359. The next prime is 326387381. The reversal of 326387361 is 163783623.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 163783623 = 3 ⋅54594541.

It is not a de Polignac number, because 326387361 - 2¹ = 326387359 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (326387381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54397891 + ... + 54397896.

It is an arithmetic number, because the mean of its divisors is an integer number (108795788).

Almost surely, 2^326387361 is an apocalyptic number.

It is an amenable number.

326387361 is a deficient number, since it is larger than the sum of its proper divisors (108795791).

326387361 is a wasteful number, since it uses less digits than its factorization.

326387361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108795790.

The product of its digits is 108864, while the sum is 39.

The square root of 326387361 is about 18066.1938714274. The cubic root of 326387361 is about 688.5113611176.

The spelling of 326387361 in words is "three hundred twenty-six million, three hundred eighty-seven thousand, three hundred sixty-one".