328455214 has 4 divisors (see below), whose sum is σ = 492682824. Its totient is φ = 164227606.

The previous prime is 328455209. The next prime is 328455227. The reversal of 328455214 is 412554823.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 328455214.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82113802 + ... + 82113805.

It is an arithmetic number, because the mean of its divisors is an integer number (123170706).

Almost surely, 2^328455214 is an apocalyptic number.

328455214 is a deficient number, since it is larger than the sum of its proper divisors (164227610).

328455214 is a wasteful number, since it uses less digits than its factorization.

328455214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164227609.

The product of its digits is 38400, while the sum is 34.

The square root of 328455214 is about 18123.3334130341. Note that the first 3 decimals coincide. The cubic root of 328455214 is about 689.9623405897.

The spelling of 328455214 in words is "three hundred twenty-eight million, four hundred fifty-five thousand, two hundred fourteen".