328382688 has 24 divisors (see below), whose sum is σ = 862004808. Its totient is φ = 109460864.

The previous prime is 328382687. The next prime is 328382713. The reversal of 328382688 is 886283823.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328382687) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1710231 + ... + 1710422.

It is an arithmetic number, because the mean of its divisors is an integer number (35916867).

Almost surely, 2^328382688 is an apocalyptic number.

It is an amenable number.

328382688 is an abundant number, since it is smaller than the sum of its proper divisors (533622120).

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

328382688 is a wasteful number, since it uses less digits than its factorization.

328382688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3420666 (or 3420658 counting only the distinct ones).

The product of its digits is 884736, while the sum is 48.

The square root of 328382688 is about 18121.3324013440. The cubic root of 328382688 is about 689.9115534604.

The spelling of 328382688 in words is "three hundred twenty-eight million, three hundred eighty-two thousand, six hundred eighty-eight".