3421303 has 4 divisors (see below), whose sum is σ = 3425040. Its totient is φ = 3417568.

The previous prime is 3421241. The next prime is 3421321. The reversal of 3421303 is 3031243.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3421303 - 2²¹ = 1324151 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3421373) 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, 543 + ... + 2671.

It is an arithmetic number, because the mean of its divisors is an integer number (856260).

Almost surely, 2^3421303 is an apocalyptic number.

3421303 is a deficient number, since it is larger than the sum of its proper divisors (3737).

3421303 is a wasteful number, since it uses less digits than its factorization.

3421303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3736.

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

The square root of 3421303 is about 1849.6764581948. The cubic root of 3421303 is about 150.6828570283.

Adding to 3421303 its reverse (3031243), we get a palindrome (6452546).

The spelling of 3421303 in words is "three million, four hundred twenty-one thousand, three hundred three".