326265623 has 4 divisors (see below), whose sum is σ = 326302200. Its totient is φ = 326229048.

The previous prime is 326265601. The next prime is 326265673. The reversal of 326265623 is 326562623.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 326562623 = 67 ⋅4874069.

It is a cyclic number.

It is not a de Polignac number, because 326265623 - 2¹⁸ = 326003479 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 (326265673) 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, 4853 + ... + 26001.

It is an arithmetic number, because the mean of its divisors is an integer number (81575550).

Almost surely, 2^326265623 is an apocalyptic number.

326265623 is a deficient number, since it is larger than the sum of its proper divisors (36577).

326265623 is a wasteful number, since it uses less digits than its factorization.

326265623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36576.

The product of its digits is 77760, while the sum is 35.

The square root of 326265623 is about 18062.8243361884. The cubic root of 326265623 is about 688.4257487142.

The spelling of 326265623 in words is "three hundred twenty-six million, two hundred sixty-five thousand, six hundred twenty-three".