328041564 has 48 divisors (see below), whose sum is σ = 777608832. Its totient is φ = 107618112.

The previous prime is 328041557. The next prime is 328041583. The reversal of 328041564 is 465140823.

It is a super-2 number, since 2×328041564² = 215222535423132192, which contains 22 as substring.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 371067 + ... + 371949.

It is an arithmetic number, because the mean of its divisors is an integer number (16200184).

Almost surely, 2^328041564 is an apocalyptic number.

It is an amenable number.

328041564 is an abundant number, since it is smaller than the sum of its proper divisors (449567268).

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

328041564 is a wasteful number, since it uses less digits than its factorization.

328041564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346 (or 1344 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 328041564 is about 18111.9177339121. The cubic root of 328041564 is about 689.6725772733.

It can be divided in two parts, 3280 and 41564, that added together give a palindrome (44844).

The spelling of 328041564 in words is "three hundred twenty-eight million, forty-one thousand, five hundred sixty-four".