326678423 has 4 divisors (see below), whose sum is σ = 326778648. Its totient is φ = 326578200.

The previous prime is 326678411. The next prime is 326678441. The reversal of 326678423 is 324876623.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 324876623 = 167 ⋅1945369.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-326678423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326678323) 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, 45053 + ... + 51798.

It is an arithmetic number, because the mean of its divisors is an integer number (81694662).

Almost surely, 2^326678423 is an apocalyptic number.

326678423 is a deficient number, since it is larger than the sum of its proper divisors (100225).

326678423 is an equidigital number, since it uses as much as digits as its factorization.

326678423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100224.

The product of its digits is 290304, while the sum is 41.

The square root of 326678423 is about 18074.2475085410. The cubic root of 326678423 is about 688.7159645809.

The spelling of 326678423 in words is "three hundred twenty-six million, six hundred seventy-eight thousand, four hundred twenty-three".