326406055 has 8 divisors (see below), whose sum is σ = 394506000. Its totient is φ = 259245696.

The previous prime is 326406053. The next prime is 326406061. The reversal of 326406055 is 550604623.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 326406055 - 2¹ = 326406053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326406053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234130 + ... + 235519.

It is an arithmetic number, because the mean of its divisors is an integer number (49313250).

Almost surely, 2^326406055 is an apocalyptic number.

326406055 is a deficient number, since it is larger than the sum of its proper divisors (68099945).

326406055 is a wasteful number, since it uses less digits than its factorization.

326406055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469793.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 326406055 is about 18066.7112391824. The cubic root of 326406055 is about 688.5245058113.

The spelling of 326406055 in words is "three hundred twenty-six million, four hundred six thousand, fifty-five".