320332001 has 16 divisors (see below), whose sum is σ = 370141440. Its totient is φ = 274162320.

The previous prime is 320331961. The next prime is 320332043. The reversal of 320332001 is 100233023.

It is a cyclic number.

It is not a de Polignac number, because 320332001 - 2¹⁰ = 320330977 is a prime.

It is a super-2 number, since 2×320332001² = 205225181729328002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320332501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29366 + ... + 38768.

It is an arithmetic number, because the mean of its divisors is an integer number (23133840).

Almost surely, 2^320332001 is an apocalyptic number.

It is an amenable number.

320332001 is a deficient number, since it is larger than the sum of its proper divisors (49809439).

320332001 is a wasteful number, since it uses less digits than its factorization.

320332001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9596.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 320332001 is about 17897.8211243715. The cubic root of 320332001 is about 684.2268442967.

Adding to 320332001 its reverse (100233023), we get a palindrome (420565024).

The spelling of 320332001 in words is "three hundred twenty million, three hundred thirty-two thousand, one".