4222650 has 24 divisors (see below), whose sum is σ = 10472544. Its totient is φ = 1126000.

The previous prime is 4222649. The next prime is 4222657. The reversal of 4222650 is 562224.

It is not an unprimeable number, because it can be changed into a prime (4222657) 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, 13926 + ... + 14225.

It is an arithmetic number, because the mean of its divisors is an integer number (436356).

Almost surely, 2^4222650 is an apocalyptic number.

4222650 is an abundant number, since it is smaller than the sum of its proper divisors (6249894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4222650 is a wasteful number, since it uses less digits than its factorization.

4222650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28166 (or 28161 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 4222650 is about 2054.9087570985. The cubic root of 4222650 is about 161.6323777966.

Adding to 4222650 its reverse (562224), we get a palindrome (4784874).

The spelling of 4222650 in words is "four million, two hundred twenty-two thousand, six hundred fifty".