328860066 has 8 divisors (see below), whose sum is σ = 657720144. Its totient is φ = 109620020.

The previous prime is 328860061. The next prime is 328860067. The reversal of 328860066 is 660068823.

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

328860066 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (328860061) 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 3 ways as a sum of consecutive naturals, for example, 27405000 + ... + 27405011.

It is an arithmetic number, because the mean of its divisors is an integer number (82215018).

Almost surely, 2^328860066 is an apocalyptic number.

328860066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

328860066 is a wasteful number, since it uses less digits than its factorization.

328860066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54810016.

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 328860066 is about 18134.4993313849. The cubic root of 328860066 is about 690.2457053959.

The spelling of 328860066 in words is "three hundred twenty-eight million, eight hundred sixty thousand, sixty-six".