323828538 has 16 divisors (see below), whose sum is σ = 706535136. Its totient is φ = 98129840.

The previous prime is 323828513. The next prime is 323828539. The reversal of 323828538 is 835828323.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 323828538.

It is not an unprimeable number, because it can be changed into a prime (323828539) 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, 2453181 + ... + 2453312.

It is an arithmetic number, because the mean of its divisors is an integer number (44158446).

Almost surely, 2^323828538 is an apocalyptic number.

323828538 is an abundant number, since it is smaller than the sum of its proper divisors (382706598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

323828538 is a wasteful number, since it uses less digits than its factorization.

323828538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4906509.

The product of its digits is 276480, while the sum is 42.

The square root of 323828538 is about 17995.2365363726. The cubic root of 323828538 is about 686.7073667500.

It can be divided in two parts, 3238285 and 38, that added together give a palindrome (3238323).

The spelling of 323828538 in words is "three hundred twenty-three million, eight hundred twenty-eight thousand, five hundred thirty-eight".