328533965 has 8 divisors (see below), whose sum is σ = 394487808. Its totient is φ = 262662480.

The previous prime is 328533949. The next prime is 328533979. The reversal of 328533965 is 569335823.

It is a happy number.

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

It is not a de Polignac number, because 328533965 - 2⁴ = 328533949 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 7 ways as a sum of consecutive naturals, for example, 11441 + ... + 28070.

It is an arithmetic number, because the mean of its divisors is an integer number (49310976).

Almost surely, 2^328533965 is an apocalyptic number.

It is an amenable number.

328533965 is a deficient number, since it is larger than the sum of its proper divisors (65953843).

328533965 is a wasteful number, since it uses less digits than its factorization.

328533965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41179.

The product of its digits is 583200, while the sum is 44.

The square root of 328533965 is about 18125.5059239735. The cubic root of 328533965 is about 690.0174783782.

The spelling of 328533965 in words is "three hundred twenty-eight million, five hundred thirty-three thousand, nine hundred sixty-five".