3303421 has 12 divisors (see below), whose sum is σ = 3792096. Its totient is φ = 2870120.

The previous prime is 3303409. The next prime is 3303439. The reversal of 3303421 is 1243033.

It is not a de Polignac number, because 3303421 - 2¹⁵ = 3270653 is a prime.

It is an Ulam number.

3303421 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3303395 and 3303404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3303401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2190 + ... + 3376.

It is an arithmetic number, because the mean of its divisors is an integer number (316008).

Almost surely, 2^3303421 is an apocalyptic number.

It is an amenable number.

3303421 is a deficient number, since it is larger than the sum of its proper divisors (488675).

3303421 is a wasteful number, since it uses less digits than its factorization.

3303421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1232 (or 1221 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 3303421 is about 1817.5315678139. The cubic root of 3303421 is about 148.9319840310.

Adding to 3303421 its reverse (1243033), we get a palindrome (4546454).

The spelling of 3303421 in words is "three million, three hundred three thousand, four hundred twenty-one".