326660423 has 8 divisors (see below), whose sum is σ = 357033600. Its totient is φ = 297527040.

The previous prime is 326660393. The next prime is 326660441. The reversal of 326660423 is 324066623.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-326660423 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 326660423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326660923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309398 + ... + 310451.

It is an arithmetic number, because the mean of its divisors is an integer number (44629200).

Almost surely, 2^326660423 is an apocalyptic number.

326660423 is a deficient number, since it is larger than the sum of its proper divisors (30373177).

326660423 is a wasteful number, since it uses less digits than its factorization.

326660423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619897.

The product of its (nonzero) digits is 31104, while the sum is 32.

The square root of 326660423 is about 18073.7495556401. The cubic root of 326660423 is about 688.7033149187.

The spelling of 326660423 in words is "three hundred twenty-six million, six hundred sixty thousand, four hundred twenty-three".