328011 has 8 divisors (see below), whose sum is σ = 451584. Its totient is φ = 211560.

The previous prime is 328007. The next prime is 328037. The reversal of 328011 is 110823.

328011 = 40² + 41² + ... + 101².

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 328011 - 2² = 328007 is a prime.

It is a super-2 number, since 2×328011² = 215182432242, which contains 22 as substring.

328011 is a lucky number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (328051) 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, 1671 + ... + 1856.

It is an arithmetic number, because the mean of its divisors is an integer number (56448).

2³²⁸⁰¹¹ is an apocalyptic number.

328011 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

328011 is a deficient number, since it is larger than the sum of its proper divisors (123573).

328011 is a wasteful number, since it uses less digits than its factorization.

328011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3561.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 328011 is about 572.7224458671. The cubic root of 328011 is about 68.9651157419.

Adding to 328011 its reverse (110823), we get a palindrome (438834).

The spelling of 328011 in words is "three hundred twenty-eight thousand, eleven".