328032559 has 4 divisors (see below), whose sum is σ = 330935616. Its totient is φ = 325129504.

The previous prime is 328032533. The next prime is 328032577. The reversal of 328032559 is 955230823.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 955230823 = 683 ⋅1398581.

It is a cyclic number.

It is not a de Polignac number, because 328032559 - 2¹⁹ = 327508271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328032059) 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, 1451359 + ... + 1451584.

It is an arithmetic number, because the mean of its divisors is an integer number (82733904).

Almost surely, 2^328032559 is an apocalyptic number.

328032559 is a deficient number, since it is larger than the sum of its proper divisors (2903057).

328032559 is a wasteful number, since it uses less digits than its factorization.

328032559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2903056.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 328032559 is about 18111.6691389833. The cubic root of 328032559 is about 689.6662665299. Note that the first 3 decimals are identical.

The spelling of 328032559 in words is "three hundred twenty-eight million, thirty-two thousand, five hundred fifty-nine".