4222450 has 12 divisors (see below), whose sum is σ = 7853850. Its totient is φ = 1688960.

The previous prime is 4222399. The next prime is 4222483. The reversal of 4222450 is 542224.

It can be written as a sum of positive squares in 3 ways, for example, as 2099601 + 2122849 = 1449^2 + 1457^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 42175 + ... + 42274.

Almost surely, 2^4222450 is an apocalyptic number.

4222450 is a deficient number, since it is larger than the sum of its proper divisors (3631400).

4222450 is a wasteful number, since it uses less digits than its factorization.

4222450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84461 (or 84456 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 4222450 is about 2054.8600925610. The cubic root of 4222450 is about 161.6298259247.

Adding to 4222450 its reverse (542224), we get a palindrome (4764674).

The spelling of 4222450 in words is "four million, two hundred twenty-two thousand, four hundred fifty".