4250222 has 4 divisors (see below), whose sum is σ = 6375336. Its totient is φ = 2125110.

The previous prime is 4250219. The next prime is 4250231. The reversal of 4250222 is 2220524.

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

It is a self number, because there is not a number n which added to its sum of digits gives 4250222.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 1062554 + ... + 1062557.

It is an arithmetic number, because the mean of its divisors is an integer number (1593834).

Almost surely, 2^4250222 is an apocalyptic number.

4250222 is a deficient number, since it is larger than the sum of its proper divisors (2125114).

4250222 is a wasteful number, since it uses less digits than its factorization.

4250222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2125113.

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 4250222 is about 2061.6066550145. The cubic root of 4250222 is about 161.9834103827.

Adding to 4250222 its reverse (2220524), we get a palindrome (6470746).

It can be divided in two parts, 42502 and 22, that added together give a palindrome (42524).

The spelling of 4250222 in words is "four million, two hundred fifty thousand, two hundred twenty-two".