328535805 has 32 divisors (see below), whose sum is σ = 567584640. Its totient is φ = 161314560.

The previous prime is 328535803. The next prime is 328535807. The reversal of 328535805 is 508535823.

It is an interprime number because it is at equal distance from previous prime (328535803) and next prime (328535807).

It is not a de Polignac number, because 328535805 - 2¹ = 328535803 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328535803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79695 + ... + 83715.

It is an arithmetic number, because the mean of its divisors is an integer number (17737020).

Almost surely, 2^328535805 is an apocalyptic number.

It is an amenable number.

328535805 is a deficient number, since it is larger than the sum of its proper divisors (239048835).

328535805 is a wasteful number, since it uses less digits than its factorization.

328535805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4461.

The product of its (nonzero) digits is 144000, while the sum is 39.

The square root of 328535805 is about 18125.5566811064. The cubic root of 328535805 is about 690.0187665553.

The spelling of 328535805 in words is "three hundred twenty-eight million, five hundred thirty-five thousand, eight hundred five".