3320403 has 4 divisors (see below), whose sum is σ = 4427208. Its totient is φ = 2213600.

The previous prime is 3320381. The next prime is 3320431. The reversal of 3320403 is 3040233.

3320403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3320403 - 2⁵ = 3320371 is a prime.

It is a super-2 number, since 2×3320403² = 22050152164818, which contains 22 as substring.

It is an Ulam number.

It is a D-number.

3320403 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3320803) 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 3 ways as a sum of consecutive naturals, for example, 553398 + ... + 553403.

It is an arithmetic number, because the mean of its divisors is an integer number (1106802).

Almost surely, 2^3320403 is an apocalyptic number.

3320403 is a deficient number, since it is larger than the sum of its proper divisors (1106805).

3320403 is a wasteful number, since it uses less digits than its factorization.

3320403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106804.

The product of its (nonzero) digits is 216, while the sum is 15.

The square root of 3320403 is about 1822.1972999651. The cubic root of 3320403 is about 149.1867544011.

Adding to 3320403 its reverse (3040233), we get a palindrome (6360636).

The spelling of 3320403 in words is "three million, three hundred twenty thousand, four hundred three".