546989329 has 8 divisors (see below), whose sum is σ = 567000000. Its totient is φ = 527055312.

The previous prime is 546989251. The next prime is 546989353. The reversal of 546989329 is 923989645.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-546989329 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 546989329.

It is not an unprimeable number, because it can be changed into a prime (546989929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4429 + ... + 33370.

It is an arithmetic number, because the mean of its divisors is an integer number (70875000).

Almost surely, 2^546989329 is an apocalyptic number.

It is an amenable number.

546989329 is a deficient number, since it is larger than the sum of its proper divisors (20010671).

546989329 is a wasteful number, since it uses less digits than its factorization.

546989329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38327.

The product of its digits is 4199040, while the sum is 55.

The square root of 546989329 is about 23387.8029964338. The cubic root of 546989329 is about 817.8235606606.

The spelling of 546989329 in words is "five hundred forty-six million, nine hundred eighty-nine thousand, three hundred twenty-nine".