4462221 has 8 divisors (see below), whose sum is σ = 6005664. Its totient is φ = 2946800.

The previous prime is 4462187. The next prime is 4462223. The reversal of 4462221 is 1222644.

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 4462221 - 2¹¹ = 4460173 is a prime.

It is a super-2 number, since 2×4462221² = 39822832505682, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4462223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6630 + ... + 7271.

It is an arithmetic number, because the mean of its divisors is an integer number (750708).

Almost surely, 2^4462221 is an apocalyptic number.

It is an amenable number.

4462221 is a deficient number, since it is larger than the sum of its proper divisors (1543443).

4462221 is a wasteful number, since it uses less digits than its factorization.

4462221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14011.

The product of its digits is 768, while the sum is 21.

The square root of 4462221 is about 2112.3969797365. The cubic root of 4462221 is about 164.6330504645.

Adding to 4462221 its reverse (1222644), we get a palindrome (5684865).

The spelling of 4462221 in words is "four million, four hundred sixty-two thousand, two hundred twenty-one".