328283605 has 8 divisors (see below), whose sum is σ = 424243512. Its totient is φ = 242424768.

The previous prime is 328283603. The next prime is 328283677. The reversal of 328283605 is 506382823.

It can be written as a sum of positive squares in 4 ways, for example, as 31651876 + 296631729 = 5626^2 + 17223^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 328283605 - 2¹ = 328283603 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 (328283603) 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, 2525194 + ... + 2525323.

It is an arithmetic number, because the mean of its divisors is an integer number (53030439).

Almost surely, 2^328283605 is an apocalyptic number.

It is an amenable number.

328283605 is a deficient number, since it is larger than the sum of its proper divisors (95959907).

328283605 is a wasteful number, since it uses less digits than its factorization.

328283605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5050535.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 328283605 is about 18118.5983177507. The cubic root of 328283605 is about 689.8421574119.

The spelling of 328283605 in words is "three hundred twenty-eight million, two hundred eighty-three thousand, six hundred five".