4249222 has 8 divisors (see below), whose sum is σ = 6494256. Its totient is φ = 2084472.

The previous prime is 4249211. The next prime is 4249237. The reversal of 4249222 is 2229424.

It is a happy number.

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

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, 19938 + ... + 20149.

It is an arithmetic number, because the mean of its divisors is an integer number (811782).

Almost surely, 2^4249222 is an apocalyptic number.

4249222 is a deficient number, since it is larger than the sum of its proper divisors (2245034).

4249222 is a wasteful number, since it uses less digits than its factorization.

4249222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40142.

The product of its digits is 2304, while the sum is 25.

The square root of 4249222 is about 2061.3641114563. The cubic root of 4249222 is about 161.9707054686.

The spelling of 4249222 in words is "four million, two hundred forty-nine thousand, two hundred twenty-two".