327920 has 20 divisors (see below), whose sum is σ = 762600. Its totient is φ = 131136.

The previous prime is 327917. The next prime is 327923. The reversal of 327920 is 29723.

It is an interprime number because it is at equal distance from previous prime (327917) and next prime (327923).

It is a tau number, because it is divible by the number of its divisors (20).

It is a zygodrome in base 4.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 327920.

It is not an unprimeable number, because it can be changed into a prime (327923) 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, 1970 + ... + 2129.

It is an arithmetic number, because the mean of its divisors is an integer number (38130).

2³²⁷⁹²⁰ is an apocalyptic number.

It is an amenable number.

327920 is an abundant number, since it is smaller than the sum of its proper divisors (434680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

327920 is a wasteful number, since it uses less digits than its factorization.

327920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4112 (or 4106 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 327920 is about 572.6429952422. The cubic root of 327920 is about 68.9587374944.

The spelling of 327920 in words is "three hundred twenty-seven thousand, nine hundred twenty".