329676489 has 6 divisors (see below), whose sum is σ = 476199386. Its totient is φ = 219784320.

The previous prime is 329676443. The next prime is 329676491. The reversal of 329676489 is 984676923.

It is a happy number.

329676489 is a `hidden beast` number, since 3 + 2 + 96 + 76 + 489 = 666.

It can be written as a sum of positive squares in only one way, i.e., 187470864 + 142205625 = 13692^2 + 11925^2 .

It is not a de Polignac number, because 329676489 - 2⁹ = 329675977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (329676499) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18315352 + ... + 18315369.

Almost surely, 2^329676489 is an apocalyptic number.

It is an amenable number.

329676489 is a deficient number, since it is larger than the sum of its proper divisors (146522897).

329676489 is a wasteful number, since it uses less digits than its factorization.

329676489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36630727 (or 36630724 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 54.

The square root of 329676489 is about 18156.9955939853. The cubic root of 329676489 is about 690.8164311957.

The spelling of 329676489 in words is "three hundred twenty-nine million, six hundred seventy-six thousand, four hundred eighty-nine".