3463221 has 8 divisors (see below), whose sum is σ = 4627584. Its totient is φ = 2303840.

The previous prime is 3463217. The next prime is 3463231. The reversal of 3463221 is 1223643.

It is a happy number.

3463221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3463221 - 2² = 3463217 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3463231) 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 7 ways as a sum of consecutive naturals, for example, 916 + ... + 2786.

It is an arithmetic number, because the mean of its divisors is an integer number (578448).

Almost surely, 2^3463221 is an apocalyptic number.

It is an amenable number.

3463221 is a deficient number, since it is larger than the sum of its proper divisors (1164363).

3463221 is a wasteful number, since it uses less digits than its factorization.

3463221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2491.

The product of its digits is 864, while the sum is 21.

The square root of 3463221 is about 1860.9731325304. The cubic root of 3463221 is about 151.2957523860.

Adding to 3463221 its reverse (1223643), we get a palindrome (4686864).

The spelling of 3463221 in words is "three million, four hundred sixty-three thousand, two hundred twenty-one".