4220333 has 4 divisors (see below), whose sum is σ = 4544988. Its totient is φ = 3895680.

The previous prime is 4220327. The next prime is 4220347. The reversal of 4220333 is 3330224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1471369 + 2748964 = 1213^2 + 1658^2 .

It is a cyclic number.

It is not a de Polignac number, because 4220333 - 2⁶ = 4220269 is a prime.

It is a super-2 number, since 2×4220333² = 35622421261778, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4220323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162308 + ... + 162333.

It is an arithmetic number, because the mean of its divisors is an integer number (1136247).

Almost surely, 2^4220333 is an apocalyptic number.

It is an amenable number.

4220333 is a deficient number, since it is larger than the sum of its proper divisors (324655).

4220333 is a wasteful number, since it uses less digits than its factorization.

4220333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324654.

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 4220333 is about 2054.3449077504. The cubic root of 4220333 is about 161.6028094184.

Adding to 4220333 its reverse (3330224), we get a palindrome (7550557).

The spelling of 4220333 in words is "four million, two hundred twenty thousand, three hundred thirty-three".