323261328 has 40 divisors (see below), whose sum is σ = 899331328. Its totient is φ = 99464832.

The previous prime is 323261321. The next prime is 323261329. The reversal of 323261328 is 823162323.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 323261295 and 323261304.

It is not an unprimeable number, because it can be changed into a prime (323261321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258400 + ... + 259647.

Almost surely, 2^323261328 is an apocalyptic number.

It is an amenable number.

323261328 is an abundant number, since it is smaller than the sum of its proper divisors (576070000).

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

323261328 is a wasteful number, since it uses less digits than its factorization.

323261328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518071 (or 518065 counting only the distinct ones).

The product of its digits is 10368, while the sum is 30.

The square root of 323261328 is about 17979.4696251030. The cubic root of 323261328 is about 686.3061925911.

The spelling of 323261328 in words is "three hundred twenty-three million, two hundred sixty-one thousand, three hundred twenty-eight".