328472 has 16 divisors (see below), whose sum is σ = 648600. Its totient is φ = 155520.

The previous prime is 328439. The next prime is 328481. The reversal of 328472 is 274823.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

328472 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 929 + ... + 1232.

2³²⁸⁴⁷² is an apocalyptic number.

It is an amenable number.

328472 is a deficient number, since it is larger than the sum of its proper divisors (320128).

328472 is a wasteful number, since it uses less digits than its factorization.

328472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2186 (or 2182 counting only the distinct ones).

The product of its digits is 2688, while the sum is 26.

The square root of 328472 is about 573.1247682660. The cubic root of 328472 is about 68.9974094105.

The spelling of 328472 in words is "three hundred twenty-eight thousand, four hundred seventy-two".