328136866 has 8 divisors (see below), whose sum is σ = 499137984. Its totient is φ = 161757540.

The previous prime is 328136857. The next prime is 328136869. The reversal of 328136866 is 668631823.

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

It is not an unprimeable number, because it can be changed into a prime (328136869) 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, 1155270 + ... + 1155553.

It is an arithmetic number, because the mean of its divisors is an integer number (62392248).

Almost surely, 2^328136866 is an apocalyptic number.

328136866 is a deficient number, since it is larger than the sum of its proper divisors (171001118).

328136866 is a wasteful number, since it uses less digits than its factorization.

328136866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2310896.

The product of its digits is 248832, while the sum is 43.

The square root of 328136866 is about 18114.5484624928. The cubic root of 328136866 is about 689.7393582539.

The spelling of 328136866 in words is "three hundred twenty-eight million, one hundred thirty-six thousand, eight hundred sixty-six".