328032365 has 4 divisors (see below), whose sum is σ = 393638844. Its totient is φ = 262425888.

The previous prime is 328032347. The next prime is 328032379. The reversal of 328032365 is 563230823.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 563230823 = 16363 ⋅34421.

It can be written as a sum of positive squares in 2 ways, for example, as 237344836 + 90687529 = 15406^2 + 9523^2 .

It is a cyclic number.

It is not a de Polignac number, because 328032365 - 2¹² = 328028269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32803232 + ... + 32803241.

It is an arithmetic number, because the mean of its divisors is an integer number (98409711).

Almost surely, 2^328032365 is an apocalyptic number.

It is an amenable number.

328032365 is a deficient number, since it is larger than the sum of its proper divisors (65606479).

328032365 is an equidigital number, since it uses as much as digits as its factorization.

328032365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65606478.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 328032365 is about 18111.6637833193. The cubic root of 328032365 is about 689.6661305726. Note that the first 3 decimals are identical.

The spelling of 328032365 in words is "three hundred twenty-eight million, thirty-two thousand, three hundred sixty-five".