328465 has 8 divisors (see below), whose sum is σ = 397440. Its totient is φ = 260592.

The previous prime is 328439. The next prime is 328481. The reversal of 328465 is 564823.

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

It is a cyclic number.

It is not a de Polignac number, because 328465 - 2⁹ = 327953 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 712 + ... + 1078.

It is an arithmetic number, because the mean of its divisors is an integer number (49680).

2³²⁸⁴⁶⁵ is an apocalyptic number.

It is an amenable number.

328465 is a deficient number, since it is larger than the sum of its proper divisors (68975).

328465 is a wasteful number, since it uses less digits than its factorization.

328465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551.

The product of its digits is 5760, while the sum is 28.

The square root of 328465 is about 573.1186613608. The cubic root of 328465 is about 68.9969192771.

The spelling of 328465 in words is "three hundred twenty-eight thousand, four hundred sixty-five".