328477 has 4 divisors (see below), whose sum is σ = 336160. Its totient is φ = 320796.

The previous prime is 328439. The next prime is 328481. The reversal of 328477 is 774823.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328177) 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, 3777 + ... + 3862.

It is an arithmetic number, because the mean of its divisors is an integer number (84040).

2³²⁸⁴⁷⁷ is an apocalyptic number.

It is an amenable number.

328477 is a deficient number, since it is larger than the sum of its proper divisors (7683).

328477 is an equidigital number, since it uses as much as digits as its factorization.

328477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7682.

The product of its digits is 9408, while the sum is 31.

The square root of 328477 is about 573.1291303014. The cubic root of 328477 is about 68.9977595016.

The spelling of 328477 in words is "three hundred twenty-eight thousand, four hundred seventy-seven".