328049543 has 4 divisors (see below), whose sum is σ = 328181088. Its totient is φ = 327918000.

The previous prime is 328049473. The next prime is 328049551. The reversal of 328049543 is 345940823.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 328049543 - 2¹⁰ = 328048519 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 328049497 and 328049506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328049563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61958 + ... + 67043.

It is an arithmetic number, because the mean of its divisors is an integer number (82045272).

Almost surely, 2^328049543 is an apocalyptic number.

328049543 is a deficient number, since it is larger than the sum of its proper divisors (131545).

328049543 is a wasteful number, since it uses less digits than its factorization.

328049543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131544.

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 328049543 is about 18112.1380019036. The cubic root of 328049543 is about 689.6781688949.

The spelling of 328049543 in words is "three hundred twenty-eight million, forty-nine thousand, five hundred forty-three".