323856016 has 45 divisors (see below), whose sum is σ = 691389993. Its totient is φ = 146847360.

The previous prime is 323855993. The next prime is 323856017. The reversal of 323856016 is 610658323.

323856016 = 1789² + 1790² + ... + 1884².

The square root of 323856016 is 17996.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 295977616 + 27878400 = 17204^2 + 5280^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323856017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 791620 + ... + 792028.

Almost surely, 2^323856016 is an apocalyptic number.

323856016 is the 17996-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323856016

323856016 is an abundant number, since it is smaller than the sum of its proper divisors (367533977).

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

323856016 is an equidigital number, since it uses as much as digits as its factorization.

323856016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848 (or 422 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The cubic root of 323856016 is about 686.7267893859.

The spelling of 323856016 in words is "three hundred twenty-three million, eight hundred fifty-six thousand, sixteen".