328009318 has 32 divisors (see below), whose sum is σ = 606928896. Its totient is φ = 129467808.

The previous prime is 328009309. The next prime is 328009321. The reversal of 328009318 is 813900823.

It is a super-2 number, since 2×328009318² = 215180225389650248, 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, 89755 + ... + 93337.

It is an arithmetic number, because the mean of its divisors is an integer number (18966528).

Almost surely, 2^328009318 is an apocalyptic number.

328009318 is a deficient number, since it is larger than the sum of its proper divisors (278919578).

328009318 is a wasteful number, since it uses less digits than its factorization.

328009318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4108.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 328009318 is about 18111.0275246878. The cubic root of 328009318 is about 689.6499786017.

The spelling of 328009318 in words is "three hundred twenty-eight million, nine thousand, three hundred eighteen".