4550222 has 8 divisors (see below), whose sum is σ = 6838896. Its totient is φ = 2270592.

The previous prime is 4550219. The next prime is 4550239. The reversal of 4550222 is 2220554.

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

It is a d-powerful number, because it can be written as 4² + 5⁶ + 5⁷ + 0 + 2³ + 2¹⁸ + 2²² .

It is a junction number, because it is equal to n+sod(n) for n = 4550194 and 4550203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 818 + ... + 3125.

It is an arithmetic number, because the mean of its divisors is an integer number (854862).

Almost surely, 2^4550222 is an apocalyptic number.

4550222 is a deficient number, since it is larger than the sum of its proper divisors (2288674).

4550222 is a wasteful number, since it uses less digits than its factorization.

4550222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4522.

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 4550222 is about 2133.1249377381. The cubic root of 4550222 is about 165.7082745824.

Adding to 4550222 its reverse (2220554), we get a palindrome (6770776).

The spelling of 4550222 in words is "four million, five hundred fifty thousand, two hundred twenty-two".