328285714 has 4 divisors (see below), whose sum is σ = 492428574. Its totient is φ = 164142856.

The previous prime is 328285709. The next prime is 328285721. The reversal of 328285714 is 417582823.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 417582823 = 7 ⋅59654689.

It can be written as a sum of positive squares in only one way, i.e., 328225689 + 60025 = 18117^2 + 245^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

328285714 is a modest number, since divided by 285714 gives 328 as remainder.

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 as a sum of consecutive naturals, namely, 82071427 + ... + 82071430.

Almost surely, 2^328285714 is an apocalyptic number.

328285714 is a deficient number, since it is larger than the sum of its proper divisors (164142860).

328285714 is a wasteful number, since it uses less digits than its factorization.

328285714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164142859.

The product of its digits is 107520, while the sum is 40.

The square root of 328285714 is about 18118.6565175236. The cubic root of 328285714 is about 689.8436346650.

The spelling of 328285714 in words is "three hundred twenty-eight million, two hundred eighty-five thousand, seven hundred fourteen".