328486 has 16 divisors (see below), whose sum is σ = 530784. Its totient is φ = 152064.

The previous prime is 328481. The next prime is 328511. The reversal of 328486 is 684823.

It is a happy number.

It is a super-3 number, since 3×328486³ = 106333926010965768, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1606 + ... + 1798.

It is an arithmetic number, because the mean of its divisors is an integer number (33174).

2³²⁸⁴⁸⁶ is an apocalyptic number.

328486 is a deficient number, since it is larger than the sum of its proper divisors (202298).

328486 is a wasteful number, since it uses less digits than its factorization.

328486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255.

The product of its digits is 9216, while the sum is 31.

The square root of 328486 is about 573.1369818813. The cubic root of 328486 is about 68.9983896565.

Subtracting from 328486 its sum of digits (31), we obtain a triangular number (328455 = T₈₁₀).

It can be divided in two parts, 3 and 28486, that multiplied together give a palindrome (85458).

The spelling of 328486 in words is "three hundred twenty-eight thousand, four hundred eighty-six".