4522239 has 12 divisors (see below), whose sum is σ = 6552000. Its totient is φ = 3005664.

The previous prime is 4522229. The next prime is 4522241. The reversal of 4522239 is 9322254.

It is not a de Polignac number, because 4522239 - 2⁴ = 4522223 is a prime.

It is a d-powerful number, because it can be written as 4¹¹ + 5⁷ + 2⁷ + 2⁹ + 2¹⁷ + 3¹⁰ + 9⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4522229) 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 11 ways as a sum of consecutive naturals, for example, 3787 + ... + 4835.

It is an arithmetic number, because the mean of its divisors is an integer number (546000).

Almost surely, 2^4522239 is an apocalyptic number.

4522239 is a deficient number, since it is larger than the sum of its proper divisors (2029761).

4522239 is a wasteful number, since it uses less digits than its factorization.

4522239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1534 (or 1531 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 4522239 is about 2126.5556658597. Note that the first 3 decimals coincide. The cubic root of 4522239 is about 165.3678843887.

It can be divided in two parts, 4522 and 239, that added together give a square (4761 = 69²).

The spelling of 4522239 in words is "four million, five hundred twenty-two thousand, two hundred thirty-nine".