164240001 has 16 divisors (see below), whose sum is σ = 245555200. Its totient is φ = 108486864.

The previous prime is 164239979. The next prime is 164240017. The reversal of 164240001 is 100042461.

It is not a de Polignac number, because 164240001 - 2⁶ = 164239937 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (164248001) 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 15 ways as a sum of consecutive naturals, for example, 24961 + ... + 30846.

It is an arithmetic number, because the mean of its divisors is an integer number (15347200).

Almost surely, 2^164240001 is an apocalyptic number.

It is an amenable number.

164240001 is a deficient number, since it is larger than the sum of its proper divisors (81315199).

164240001 is a wasteful number, since it uses less digits than its factorization.

164240001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55925 (or 55919 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 164240001 is about 12815.6155138955. The cubic root of 164240001 is about 547.6372483837.

Adding to 164240001 its reverse (100042461), we get a palindrome (264282462).

The spelling of 164240001 in words is "one hundred sixty-four million, two hundred forty thousand, one".