327749913 has 24 divisors (see below), whose sum is σ = 487206720. Its totient is φ = 212194080.

The previous prime is 327749899. The next prime is 327749957. The reversal of 327749913 is 319947723.

It is not a de Polignac number, because 327749913 - 2¹⁶ = 327684377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (327749113) 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 23 ways as a sum of consecutive naturals, for example, 67708 + ... + 72386.

It is an arithmetic number, because the mean of its divisors is an integer number (20300280).

Almost surely, 2^327749913 is an apocalyptic number.

It is an amenable number.

327749913 is a deficient number, since it is larger than the sum of its proper divisors (159456807).

327749913 is a wasteful number, since it uses less digits than its factorization.

327749913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4909 (or 4906 counting only the distinct ones).

The product of its digits is 285768, while the sum is 45.

The square root of 327749913 is about 18103.8645874299. The cubic root of 327749913 is about 689.4681282456.

The spelling of 327749913 in words is "three hundred twenty-seven million, seven hundred forty-nine thousand, nine hundred thirteen".