328358065 has 12 divisors (see below), whose sum is σ = 458361396. Its totient is φ = 225159648.

The previous prime is 328358047. The next prime is 328358099. The reversal of 328358065 is 560853823.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 192682161 + 135675904 = 13881^2 + 11648^2 .

It is not a de Polignac number, because 328358065 - 2⁵ = 328358033 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 669874 + ... + 670363.

It is an arithmetic number, because the mean of its divisors is an integer number (38196783).

Almost surely, 2^328358065 is an apocalyptic number.

328358065 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

328358065 is a deficient number, since it is larger than the sum of its proper divisors (130003331).

328358065 is a wasteful number, since it uses less digits than its factorization.

328358065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340256 (or 1340249 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The square root of 328358065 is about 18120.6529959602. The cubic root of 328358065 is about 689.8943092335.

The spelling of 328358065 in words is "three hundred twenty-eight million, three hundred fifty-eight thousand, sixty-five".