330261401 has 4 divisors (see below), whose sum is σ = 347643600. Its totient is φ = 312879204.

The previous prime is 330261361. The next prime is 330261403. The reversal of 330261401 is 104162033.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-330261401 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (330261403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8691071 + ... + 8691108.

It is an arithmetic number, because the mean of its divisors is an integer number (86910900).

Almost surely, 2^330261401 is an apocalyptic number.

It is an amenable number.

330261401 is a deficient number, since it is larger than the sum of its proper divisors (17382199).

330261401 is a wasteful number, since it uses less digits than its factorization.

330261401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17382198.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 330261401 is about 18173.0955260792. The cubic root of 330261401 is about 691.2247386365.

The spelling of 330261401 in words is "three hundred thirty million, two hundred sixty-one thousand, four hundred one".