3331421 has 8 divisors (see below), whose sum is σ = 3421440. Its totient is φ = 3242512.

The previous prime is 3331409. The next prime is 3331423. The reversal of 3331421 is 1241333.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3331421 - 2⁶ = 3331357 is a prime.

It is a super-2 number, since 2×3331421² = 22196731758482, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3331421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3331423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12536 + ... + 12798.

It is an arithmetic number, because the mean of its divisors is an integer number (427680).

Almost surely, 2^3331421 is an apocalyptic number.

It is an amenable number.

3331421 is a deficient number, since it is larger than the sum of its proper divisors (90019).

3331421 is a wasteful number, since it uses less digits than its factorization.

3331421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555.

The product of its digits is 216, while the sum is 17.

The square root of 3331421 is about 1825.2180691632. The cubic root of 3331421 is about 149.3515862884.

Adding to 3331421 its reverse (1241333), we get a palindrome (4572754).

The spelling of 3331421 in words is "three million, three hundred thirty-one thousand, four hundred twenty-one".