328922869 has 16 divisors (see below), whose sum is σ = 371004480. Its totient is φ = 289008000.

The previous prime is 328922849. The next prime is 328922897. The reversal of 328922869 is 968229823.

It is a cyclic number.

It is not a de Polignac number, because 328922869 - 2¹¹ = 328920821 is a prime.

It is a super-2 number, since 2×328922869² = 216380507502382322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328922809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45814 + ... + 52504.

It is an arithmetic number, because the mean of its divisors is an integer number (23187780).

Almost surely, 2^328922869 is an apocalyptic number.

It is an amenable number.

328922869 is a deficient number, since it is larger than the sum of its proper divisors (42081611).

328922869 is a wasteful number, since it uses less digits than its factorization.

328922869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6852.

The product of its digits is 746496, while the sum is 49.

The square root of 328922869 is about 18136.2308377458. The cubic root of 328922869 is about 690.2896417549.

The spelling of 328922869 in words is "three hundred twenty-eight million, nine hundred twenty-two thousand, eight hundred sixty-nine".