330001 has 4 divisors (see below), whose sum is σ = 377152. Its totient is φ = 282852.

The previous prime is 329999. The next prime is 330017. The reversal of 330001 is 100033.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 100033 = 167 ⋅599.

It is a cyclic number.

It is not a de Polignac number, because 330001 - 2¹ = 329999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (7), and also a Moran number because the ratio is a prime number: 47143 = 330001 / (3 + 3 + 0 + 0 + 0 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330041) 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, 23565 + ... + 23578.

It is an arithmetic number, because the mean of its divisors is an integer number (94288).

2³³⁰⁰⁰¹ is an apocalyptic number.

It is an amenable number.

330001 is a deficient number, since it is larger than the sum of its proper divisors (47151).

330001 is an equidigital number, since it uses as much as digits as its factorization.

330001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47150.

The product of its (nonzero) digits is 9, while the sum is 7.

The square root of 330001 is about 574.4571350414. The cubic root of 330001 is about 69.1043021023.

Adding to 330001 its reverse (100033), we get a palindrome (430034).

The spelling of 330001 in words is "three hundred thirty thousand, one".