328450371 has 4 divisors (see below), whose sum is σ = 437933832. Its totient is φ = 218966912.

The previous prime is 328450337. The next prime is 328450399. The reversal of 328450371 is 173054823.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 173054823 = 3 ⋅57684941.

It is a cyclic number.

It is not a de Polignac number, because 328450371 - 2⁹ = 328449859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (328450471) 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, 54741726 + ... + 54741731.

It is an arithmetic number, because the mean of its divisors is an integer number (109483458).

Almost surely, 2^328450371 is an apocalyptic number.

328450371 is a deficient number, since it is larger than the sum of its proper divisors (109483461).

328450371 is a wasteful number, since it uses less digits than its factorization.

328450371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109483460.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 328450371 is about 18123.1998002560. The cubic root of 328450371 is about 689.9589494587.

The spelling of 328450371 in words is "three hundred twenty-eight million, four hundred fifty thousand, three hundred seventy-one".