4221335 has 8 divisors (see below), whose sum is σ = 5141616. Its totient is φ = 3326400.

The previous prime is 4221323. The next prime is 4221337. The reversal of 4221335 is 5331224.

It is a happy number.

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

It is not a de Polignac number, because 4221335 - 2⁶ = 4221271 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 (4221337) 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, 5966 + ... + 6635.

It is an arithmetic number, because the mean of its divisors is an integer number (642702).

Almost surely, 2^4221335 is an apocalyptic number.

4221335 is a deficient number, since it is larger than the sum of its proper divisors (920281).

4221335 is a wasteful number, since it uses less digits than its factorization.

4221335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12673.

The product of its digits is 720, while the sum is 20.

The square root of 4221335 is about 2054.5887666392. The cubic root of 4221335 is about 161.6155977617.

Adding to 4221335 its reverse (5331224), we get a palindrome (9552559).

The spelling of 4221335 in words is "four million, two hundred twenty-one thousand, three hundred thirty-five".