328895441 has 16 divisors (see below), whose sum is σ = 387523200. Its totient is φ = 273310848.

The previous prime is 328895393. The next prime is 328895443. The reversal of 328895441 is 144598823.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 328895441 - 2¹⁰ = 328894417 is a prime.

It is a super-2 number, since 2×328895441² = 216344422221168962, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 328895392 and 328895401.

It is not an unprimeable number, because it can be changed into a prime (328895443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24695 + ... + 35603.

It is an arithmetic number, because the mean of its divisors is an integer number (24220200).

Almost surely, 2^328895441 is an apocalyptic number.

It is an amenable number.

328895441 is a deficient number, since it is larger than the sum of its proper divisors (58627759).

328895441 is a wasteful number, since it uses less digits than its factorization.

328895441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11048.

The product of its digits is 276480, while the sum is 44.

The square root of 328895441 is about 18135.4746560436. The cubic root of 328895441 is about 690.2704540847.

The spelling of 328895441 in words is "three hundred twenty-eight million, eight hundred ninety-five thousand, four hundred forty-one".