326685055 has 4 divisors (see below), whose sum is σ = 392022072. Its totient is φ = 261348040.

The previous prime is 326685043. The next prime is 326685059. The reversal of 326685055 is 550586623.

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

It is not a de Polignac number, because 326685055 - 2⁹ = 326684543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 326684999 and 326685017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326685059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32668501 + ... + 32668510.

It is an arithmetic number, because the mean of its divisors is an integer number (98005518).

Almost surely, 2^326685055 is an apocalyptic number.

326685055 is a deficient number, since it is larger than the sum of its proper divisors (65337017).

326685055 is an equidigital number, since it uses as much as digits as its factorization.

326685055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65337016.

The product of its (nonzero) digits is 216000, while the sum is 40.

The square root of 326685055 is about 18074.4309730625. The cubic root of 326685055 is about 688.7206251615.

The spelling of 326685055 in words is "three hundred twenty-six million, six hundred eighty-five thousand, fifty-five".