320240001 has 8 divisors (see below), whose sum is σ = 427071744. Its totient is φ = 213450800.

The previous prime is 320239991. The next prime is 320240027. The reversal of 320240001 is 100042023.

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

It is a cyclic number.

It is not a de Polignac number, because 320240001 - 2⁶ = 320239937 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (320240051) 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 7 ways as a sum of consecutive naturals, for example, 17776 + ... + 30926.

It is an arithmetic number, because the mean of its divisors is an integer number (53383968).

Almost surely, 2^320240001 is an apocalyptic number.

It is an amenable number.

320240001 is a deficient number, since it is larger than the sum of its proper divisors (106831743).

320240001 is a wasteful number, since it uses less digits than its factorization.

320240001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21271.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 320240001 is about 17895.2507945544. The cubic root of 320240001 is about 684.1613342459.

Adding to 320240001 its reverse (100042023), we get a palindrome (420282024).

The spelling of 320240001 in words is "three hundred twenty million, two hundred forty thousand, one".