326828623 has 12 divisors (see below), whose sum is σ = 361250344. Its totient is φ = 295455600.

The previous prime is 326828603. The next prime is 326828639.

It is a happy number.

326828623 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 326828623 - 2⁵ = 326828591 is a prime.

It is a super-2 number, since 2×326828623² = 213633897624152258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326828603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14440 + ... + 29362.

Almost surely, 2^326828623 is an apocalyptic number.

326828623 is a deficient number, since it is larger than the sum of its proper divisors (34421721).

326828623 is a wasteful number, since it uses less digits than its factorization.

326828623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15126 (or 15115 counting only the distinct ones).

The product of its digits is 165888, while the sum is 40.

The square root of 326828623 is about 18078.4021141250. The cubic root of 326828623 is about 688.8215008725.

The spelling of 326828623 in words is "three hundred twenty-six million, eight hundred twenty-eight thousand, six hundred twenty-three".