326320089 has 4 divisors (see below), whose sum is σ = 435093456. Its totient is φ = 217546724.

The previous prime is 326320063. The next prime is 326320103. The reversal of 326320089 is 980023623.

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.

It is a cyclic number.

It is not a de Polignac number, because 326320089 - 2¹⁵ = 326287321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (326320009) 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, 54386679 + ... + 54386684.

It is an arithmetic number, because the mean of its divisors is an integer number (108773364).

Almost surely, 2^326320089 is an apocalyptic number.

It is an amenable number.

326320089 is a deficient number, since it is larger than the sum of its proper divisors (108773367).

326320089 is a wasteful number, since it uses less digits than its factorization.

326320089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108773366.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 326320089 is about 18064.3319555416. The cubic root of 326320089 is about 688.4640546301.

The spelling of 326320089 in words is "three hundred twenty-six million, three hundred twenty thousand, eighty-nine".