3003421 has 4 divisors (see below), whose sum is σ = 3073312. Its totient is φ = 2933532.

The previous prime is 3003419. The next prime is 3003431. The reversal of 3003421 is 1243003.

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 not a de Polignac number, because 3003421 - 2¹ = 3003419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3003431) 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, 34881 + ... + 34966.

It is an arithmetic number, because the mean of its divisors is an integer number (768328).

Almost surely, 2^3003421 is an apocalyptic number.

It is an amenable number.

3003421 is a deficient number, since it is larger than the sum of its proper divisors (69891).

3003421 is an equidigital number, since it uses as much as digits as its factorization.

3003421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69890.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 3003421 is about 1733.0380838285. The cubic root of 3003421 is about 144.2797577143.

Adding to 3003421 its reverse (1243003), we get a palindrome (4246424).

It can be divided in two parts, 300 and 3421, that added together give a square (3721 = 61²).

The spelling of 3003421 in words is "three million, three thousand, four hundred twenty-one".