3361421 has 4 divisors (see below), whose sum is σ = 3841632. Its totient is φ = 2881212.

The previous prime is 3361387. The next prime is 3361429. The reversal of 3361421 is 1241633.

3361421 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, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1241633 = 643 ⋅1931.

It is a cyclic number.

It is not a de Polignac number, because 3361421 - 2⁶ = 3361357 is a prime.

It is a super-2 number, since 2×3361421² = 22598302278482, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3361393 and 3361402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3361429) 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, 240095 + ... + 240108.

It is an arithmetic number, because the mean of its divisors is an integer number (960408).

Almost surely, 2^3361421 is an apocalyptic number.

It is an amenable number.

3361421 is a deficient number, since it is larger than the sum of its proper divisors (480211).

3361421 is an equidigital number, since it uses as much as digits as its factorization.

3361421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480210.

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

The square root of 3361421 is about 1833.4178465369. The cubic root of 3361421 is about 149.7985592282.

The spelling of 3361421 in words is "three million, three hundred sixty-one thousand, four hundred twenty-one".