326343623 has 4 divisors (see below), whose sum is σ = 327119208. Its totient is φ = 325568040.

The previous prime is 326343613. The next prime is 326343629.

326343623 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 326343623 - 2¹⁸ = 326081479 is a prime.

It is a super-2 number, since 2×326343623² = 213000320545532258, which contains 22 as substring.

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 326343623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326343629) 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, 387161 + ... + 388002.

It is an arithmetic number, because the mean of its divisors is an integer number (81779802).

Almost surely, 2^326343623 is an apocalyptic number.

326343623 is a deficient number, since it is larger than the sum of its proper divisors (775585).

326343623 is an equidigital number, since it uses as much as digits as its factorization.

326343623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775584.

The product of its digits is 46656, while the sum is 32.

The square root of 326343623 is about 18064.9833379386. The cubic root of 326343623 is about 688.4806047641.

The spelling of 326343623 in words is "three hundred twenty-six million, three hundred forty-three thousand, six hundred twenty-three".