164382664 has 16 divisors (see below), whose sum is σ = 308353500. Its totient is φ = 82155072.

The previous prime is 164382637. The next prime is 164382667. The reversal of 164382664 is 466283461.

It can be written as a sum of positive squares in 2 ways, for example, as 155201764 + 9180900 = 12458^2 + 3030^2 .

It is not an unprimeable number, because it can be changed into a prime (164382667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33862 + ... + 38410.

Almost surely, 2^164382664 is an apocalyptic number.

It is an amenable number.

164382664 is a deficient number, since it is larger than the sum of its proper divisors (143970836).

164382664 is a wasteful number, since it uses less digits than its factorization.

164382664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9072 (or 9068 counting only the distinct ones).

The product of its digits is 165888, while the sum is 40.

The square root of 164382664 is about 12821.1802888814. The cubic root of 164382664 is about 547.7957663290.

The spelling of 164382664 in words is "one hundred sixty-four million, three hundred eighty-two thousand, six hundred sixty-four".