326336866 has 4 divisors (see below), whose sum is σ = 489505302. Its totient is φ = 163168432.

The previous prime is 326336861. The next prime is 326336891. The reversal of 326336866 is 668633623.

It is a happy number.

326336866 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 320231025 + 6105841 = 17895^2 + 2471^2 .

It is a super-2 number, since 2×326336866² = 212991500221403912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (326336861) 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 as a sum of consecutive naturals, namely, 81584215 + ... + 81584218.

Almost surely, 2^326336866 is an apocalyptic number.

326336866 is a deficient number, since it is larger than the sum of its proper divisors (163168436).

326336866 is a wasteful number, since it uses less digits than its factorization.

326336866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163168435.

The product of its digits is 559872, while the sum is 43.

The square root of 326336866 is about 18064.7963177003. The cubic root of 326336866 is about 688.4758530288.

The spelling of 326336866 in words is "three hundred twenty-six million, three hundred thirty-six thousand, eight hundred sixty-six".