328165287 has 8 divisors (see below), whose sum is σ = 451668480. Its totient is φ = 211719480.

The previous prime is 328165273. The next prime is 328165309. The reversal of 328165287 is 782561823.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 328165287 - 2⁶ = 328165223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328165687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1764237 + ... + 1764422.

It is an arithmetic number, because the mean of its divisors is an integer number (56458560).

Almost surely, 2^328165287 is an apocalyptic number.

328165287 is a deficient number, since it is larger than the sum of its proper divisors (123503193).

328165287 is a wasteful number, since it uses less digits than its factorization.

328165287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3528693.

The product of its digits is 161280, while the sum is 42.

The square root of 328165287 is about 18115.3329254530. The cubic root of 328165287 is about 689.7592712012.

The spelling of 328165287 in words is "three hundred twenty-eight million, one hundred sixty-five thousand, two hundred eighty-seven".