328288351 has 4 divisors (see below), whose sum is σ = 328351312. Its totient is φ = 328225392.

The previous prime is 328288333. The next prime is 328288369. The reversal of 328288351 is 153882823.

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

It is an interprime number because it is at equal distance from previous prime (328288333) and next prime (328288369).

It is a cyclic number.

It is not a de Polignac number, because 328288351 - 2⁵ = 328288319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328288321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22875 + ... + 34348.

It is an arithmetic number, because the mean of its divisors is an integer number (82087828).

Almost surely, 2^328288351 is an apocalyptic number.

328288351 is a deficient number, since it is larger than the sum of its proper divisors (62961).

328288351 is an equidigital number, since it uses as much as digits as its factorization.

328288351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62960.

The product of its digits is 92160, while the sum is 40.

The square root of 328288351 is about 18118.7292876736. The cubic root of 328288351 is about 689.8454817479.

The spelling of 328288351 in words is "three hundred twenty-eight million, two hundred eighty-eight thousand, three hundred fifty-one".